The Temple of Caesar or Temple of Divus Iulius, also known as Temple of the Deified Julius Caesar, delubrum, heroon or Temple of the Comet Star, is an ancient structure in the Roman Forum of Rome, Italy, located near the Regia and the Temple of Vesta. The remains of Caesar's altar are a pilgrimage site for visitors from across Italy and the world. Flowers and other items are left there daily and special commemorations take place on March 15 to commemorate Caesar's death.