Want to hit the slopes during the summer? Try Great Sand Dunes National Park and Preserve. These 750-foot dunes—the tallest in the U.S.—are the perfect place for sandboarding and sand sledding.

Number of acres for oil and gas leasing deferred in 2018 due to lack of consultation regarding lands owned by the Navajo Nation Great Sand Dunes ... Valley of Colorado. It was originally designated a ...