arid degrading mountain range, with watchtower, around the city of matrah, under the blue sky, muscat, oman

arid background beautiful beauty blue building calm canyon city cityscape cliff climate clouds copy day degrading desert dry ecosystem environment eroded exterior green hill idyllic isolated land landscape light location matrah mountain mountains muscat nature nested nobody oman outdoors panorama panoramic peace peak range remote road rock rocks scenery scenic sky slope space stone summer sun tourism town travel valley view village watchtower