This document lists several cities around the world that are centered around houses of worship, including Istanbul which is centered around numerous mosques and shrines, Mecca which is centered around the Masjid al-Haram mosque, Medina which is centered around the Prophet's Mosque, Angkor Wat which is centered around Hindu and Buddhist temples, Tirumala Venkateswara Temple in India, a temple dedicated to bringing all faiths together in Russia, and the Temple of Heaven in Beijing.