interior horizontal view of main chaityagriha, cave 12, with stupa, bhaja caves, ancient buddhist built in 2nd century bc, during

main chaityagriha stupa bhaja caves pune maharashtra india ancient old buddhist historic tourism history rock architecture travel famous stone historical archeology religion heritage nature sculpture landmark buddha cave temple culture buddhism asia religious prehistoric civilization indian art carved geology attraction rockcut shrines hinayana carvings lonavala interior horizontal view built 2nd century phase