The Temple of Jupiter was a significant religious structure in ancient Rome, dedicated to the god Jupiter, the king of the gods in Roman mythology. Located on the Capitoline Hill, it served as a central place of worship and was part of a larger complex that included temples to other deities. The temple was known for its grand architecture and housed a massive statue of Jupiter, symbolizing the power and authority of the Roman state. Construction of the temple began in 509 BCE and was completed in 507 BCE, making it one of the earliest temples in Rome. It played a crucial role in various state ceremonies and was a symbol of Roman unity and strength. The temple was rebuilt several times due to fires and destruction, with the final version completed in 69 CE under the emperor Vespasian.