Ancient Theater of Orange Is located in the southern province of Orange France. The theater keeps a good state, designated by UNESCO as a World Heritage Site. When the theater was built in the 1st century during the reign of Augustus. It is estimated that 8,000 to 10,000 people could be seated here. The 4th century theater was abandoned as ruin. In the Middle Ages the theater became a defensive stronghold. 1825 the theater get repaired. Since 1869, there is a summer festival will be held here every year.