Great Sand Dunes National Park. Wind blowing from the southwest has accumulated sand from dried up lakes at the base of the Sangre de Cristo Mountains. Colorado, USA.
Vertical exaggeration 2x.
* Generator: [DEM Net Elevation API](https://elevationapi.com)
* Digital Elevation Model: [AW3D30 OpenTopography](https://opentopography.org/)
* Imagery: [Esri World Imagery](https://services.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer)