Keywords: mars nasa mro university of arizona universityofarizona landscape geology science blackandwhite monochrome outdoor abstract texture black and white Curved Ridge Intersection with Light-Toned Material in West Arabia Terra NASA/JPL/University of Arizona (5 km top to bottom, 274 km above the surface; www.uahirise.org/ESP_024384_1860) Curved Ridge Intersection with Light-Toned Material in West Arabia Terra NASA/JPL/University of Arizona (5 km top to bottom, 274 km above the surface; www.uahirise.org/ESP_024384_1860) |