A History of Great Sand Dunes National Park and Preserve
by
Michael M. Geary
Language: English
Release Date: March 31, 2016
Sculpted into graceful contours by countless centuries of wind and water, the Great Sand Dunes sprawl along the eastern fringes of the vast San Luis Valley of south-central Colorado. Covering an area of nearly thirty square miles, they are the tallest aeolian, or wind-produced, dunes in North America,...