The world’s tallest freshwater sand dunes are found in Michigan, attracting tourists from around the globe to play in the ...
Great Sand Dunes National Park sits in the San Luis Valley of south-central Colorado, cradled between the towering Sangre de ...
Winds blowing over a dune can move grains of sand in three main ways. What path these grains take depends on their size, although the exact size in each category can change from site to site. Think of ...
Last summer, Stephanie McNamara got her first glimpse of Great Sand Dunes National Park and Preserve in southern Colorado. The park is a monument to sand, where dunes stretch across 30 square miles ...
Sand Dune Arch is one of over 2,000 naturally occurring sandstone arches in Arches National Park. The Sand Dune Arch Tra ...