From the approach road, a few miles away. The dunes are about 750' high, the white between the clouds and the dunes is blowing sand. Sangre de Christo range in the background. The name, meaning "blood of Christ", is said to come from the red color of the range at some sunrises and sunsets, especially when the mountains are covered with snow.
7D, 24-70mm f/2.8L, ISO 400, f8.0. Three shot HDR.