2. Roman Forum The Roman Forum , (Latin: Forum Romanum ) sometimes known by its original Latin title, is located between the Palatine hill and the Capitoline hill of the city of Rome . It is the central area around which the ancient Roman civilization developed. Citizens refered to the location as the "Forum Magnum" or just the "Forum".
3. Vatican City Peter’s Basilica The Basilica of Saint Peter ( Latin : Basilica Sancti Petri), officially known in Italian as the Basilica di San Pietro in Vaticano and commonly known as St. Peter's Basilica , is located within the Vatican City in Rome . It occupies a "unique position" as one of the holiest sites and as "the greatest of all churches of Christendom ". In Catholic tradition, it is the burial site of its namesake Saint Peter , who was one of the twelve apostles of Jesus and, according to tradition, was the first Bishop of Antioch , and later first Bishop of Rome and therefore first in the line of the papal succession. While St. Peter's is the most famous of Rome's many churches, it is not the first in rank, an honour held by the Pope 's cathedral church, the Basilica of St. John Lateran .
4. Mausoleum of Augustus The Mausoleum of Augustus was a large tomb built by the Roman Emperor Augustus in 28 BC on the Campus Martius in Rome . The Mausoleum, now located on the Piazza Augusto Imperatore, is no longer open to tourists, and the ravages of time and carelessness have stripped the ruins bare. However, the ruins remain an impressive and dominating landmark on the northern side of the Campus Martius.
5. The Roman Pantheon The Pantheon in Rome was built as an heathen sanctuary between 118 and 125 AD by emperor Hadrian. Today it is a Catholic Church, that is dedicated to all martyrs. With a diameter of 43,4 m, its dome was the biggest in the world till 1913.
6. Roman Colossuem The Colosseum or Coliseum , originally the Flavian Amphitheatre ( Latin : Amphitheatrum Flavium , Italian Anfiteatro Flavio or Colosseo ), is an elliptical amphitheatre in the centre of the city of Rome , Italy , the largest ever built in the Roman Empire . It is one of the greatest works of Roman architecture and Roman engineering .