India is located in South Asia and is surrounded by water on three sides. It has diverse geography ranging from Himalayan mountains in the north to coastal areas in the south. The longest river is the Ganges. Major cities include Delhi, the capital, and other popular tourist destinations like Taj Mahal, Fatehpur Siki, Ladakh, Amritsar, Hampi, and Jaipur. Hinduism and Buddhism are the dominant religions in India and influence the culture.