Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
Colusa Bridge, Spanning Sacramento River, Colusa, Colusa County, CA
Significance: The turning mechanism, although presently electrically operated, was originally hand-operated, is representative of several swing span bridges throughout California. Survey number: HAER CA-7 Bui... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
East Rim Drive, Between South Entrance Road & park boundary, Grand Can...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build quality automotive roads within the national parks. Extant features of East Rim Drive representa... More
Cape Royal Road, Between North Entrance Road & Cape Royal, Grand Canyo...
Significance: The scenic drive is an early example of the cooperative agreement between the NPS and BPR to build modern automotive roads within the national parks. Extant features of Cape Royal Road and Point ... More