Places In Photos: The Stunning European Southern Observatory A.S. 0 Why not combine desert temperatures with snow? These unique snow formations are called penitentes and they form in some areas with high altitudes. Usually, they are oriented towards the direction of the Sun. Photo: A. Duro/ESO Pages: 1 2 3 4 5 6 7 8 9 10 <1 ... 67 8 910>