The Wadi us-Salaam Cemetery, located in Najaf, Iraq, is considered one of the largest and oldest cemeteries in the world. Covering an area of over 1,485.5 hectares (3,672 acres), it is an integral part of the religious and cultural heritage of the Shia Muslim community. Wadi us-Salaam, which translates to 'Valley of Peace', is situated near the Imam Ali Mosque, one of the holiest sites in Shia Islam. The cemetery has been in use for over 1,400 years and contains millions of bodies, including those of prophets, kings, and scholars. The site resonates with profound historical and spiritual significance, attracting pilgrims from all over the Islamic world. It is believed that burial in Wadi us-Salaam brings spiritual benefits and a path to heaven. The cemetery’s sprawling expanse is filled with intricately designed mausoleums, simple tombstones, and ornate domes, showcasing diverse architectural practices through the centuries. It continues to expand due to its prominence and the desire for burial space near the holy city of Najaf.