Explore Rome's fascinating 3,000-year history on a walking tour. See it all, from venerable monuments built by the Ancient Romans to more recent pieces of history from the great days of the Renaissance.  Start your tour at the eternal Flavian Amphitheater, better known as the Colosseum, a monument that was used for public shows and gladiatorial combat. Continue to the Roman Forum, the site of all businesses, religions, and political gatherings in Ancient Rome.  Wander through the Imperial Forums to Piazza Venezia and explore the beauty of the Trevi Fountain. See the Pantheon, the temple once dedicated to all the gods of Ancient Rome. End the tour by visiting the neoclassical Piazza Navona, one of the most important squares in Rome, built on the remains of the Roman Stadium of Domitian.