Because the peak of the mountain has a natural arch that seems as if it were gouged out of the mountain.
क्योंकि इस पर्वत के शिखर का आकार एक क़ुदरती मेहराब - सा है जो यूँ लगता है कि उसे उस पर्वत से ही तराशा गया हो ।