Rainbow-colored mountains are amongst the world's most unusual natural phenomena. They arise from rare patterns of sedimentary deposition and oxidation. While the Rainbow Mountains in the Andes of Peru are probably the best-known example, they aren't the only instance. In this drone video by rezarafizadeh, you'll get some great aerial views of some spectacular multi-colored mountains in Iran. They are situated near the city of Tabriz in the East Azerbaijan Province, in northwestern Iran.