Video

Animation Showing Dunefield Formation from Large Lakes of the Past

Great Sand Dunes National Park & Preserve

Description

The Great Sand Dunes originated from large lakes that once covered portions of the San Luis Valley. This brief animation shows the lakes drying up, and the dunefield emerging in a pocket of the Sangre de Cristo Mountains.

Duration

9 seconds

Credit

NPS/Patrick Myers

Date Created

02/22/2020

Copyright and Usage Info