White Sands National Monument and Nearby Volcanic Features, USA33.5N 106.8W
The large white area near the bottom of this image of New Mexico, USA, is the sand dune field known as the White Sands National Monument. The field has a surface area of 710 km² (275 mi²).
The thick, dark brown line just north of the dunes is the Carrizozo Malpais, a large lava flow. Another volcanic feature can be observed to the west of the lava flow: the Jornada del Muerto Volcano. It is a small shield volcano and lava field in central New Mexico that is light brown in color and situated near the Rio Grande.