وادي السلام ; Valley of Peace) is the largest Islamic cemetery
, and one of the largest cemeteries in the world. Located in Najaf
(one of Shiite
Islam's holies cities), this cemetery holds the graves of many Prophets, and is located near the Shrine of Imam Ali ibn Abi Talib
, the first Shia Imam
and fourth Sunni Caliph
. Thus, nearly all Shi'as in Iraq request that they be buried in this cemetery.
The cemetery covers 1485.5 acres (6 km²) and contains approximately 5 million bodies.