GALLERY
Rocks near Platte Canyon. Douglas County, Colorado. 1870.
U.S. Geological Survey
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This is an Anaglyph (what is that?)
Created over 7 years ago
234 views
Rocks near Platte Canyon. Douglas County, Colorado. 1870.
U.S. Geological Survey
View original item
This is an Anaglyph (what is that?)
Created over 7 years ago
234 views