 According to the Fasti Triumphales, he won a victory over the Sabines, and established Roman colonies at the towns of Signia and Circeii.At Rome, Tarquin leveled the top of the Tarpeian Rock, overlooking the Forum, and removed a number of ancient Sabine shrines, in order to make way for the Temple of Jupiter Optimus Maximus on the Capitoline Hill.He constructed tiers of seats in the circus, and ordered the excavation of Rome's great sewer, the "cloaca maxima".