Iceberg Rock Staircase, 727 Carlsbad Cavern Highway, Carlsbad, Eddy Co...
Significance: Iceberg Rock Staircase at Carlsbad Caverns National Park is the last remaining section of wood stairs from the pre-World War II period of cave tourism. Although discovered decades earlier and min... More
[Peak Cavern, Castleton, Derbyshire, England] view, photochrome print ...
Title from the Detroit Publishing Co., Catalogue J foreign section, Detroit, Mich. : Detroit Publishing Company, 1905. Print no. "10862". More information about the Photochrom Print Collection is available at h... More
Entrance to cavern under Rock Moriah
Public domain photograph of 1920s Israel, free to use, no copyright restrictions image - Picryl description
The cavern: and lot unloading. A British amphibious craft, devourer of...
Public domain photograph of a ship, free to use, no copyright restrictions image - Picryl description
Iceberg Rock Staircase, 727 Carlsbad Cavern Highway, Carlsbad, Eddy Co...
Significance: Iceberg Rock Staircase at Carlsbad Caverns National Park is the last remaining section of wood stairs from the pre-World War II period of cave tourism. Although discovered decades earlier and min... More
Iceberg Rock Staircase, 727 Carlsbad Cavern Highway, Carlsbad, Eddy Co...
Significance: Iceberg Rock Staircase at Carlsbad Caverns National Park is the last remaining section of wood stairs from the pre-World War II period of cave tourism. Although discovered decades earlier and min... More
Arab home in rock cavern - stereoscopic view, public domain photorpaph
Picryl description: Public domain image of a church, crypt, chamber, underground vault architecture, free to use, no copyright restrictions.
Great cavern in the fallen "Father of the forest," greatest of known t...
People at fallen sequoia tree, Calaveras Grove, California. H15487 U.S. Copyright Office.