1 The modern city of Rome, as legend goes, was built on seven hills.
2 The birth of the Eternal City, Rome, which was founded in 753BC, is celebrated every year by Romans on the 21st of April. Celebrations include fireworks, gladiator shows, traditional Roman banquets and parades.
3 The Pantheon which was built in 27 B.C. by Marcus Agrippa is the only monument belonging to ancient Rome that still remains intact. What is even lesser known, is that it entombs Italy’s king Vittorio Emanuele II, and his successor, Umberto I.
4 St Peter’s Basilica inside Vatican City is the largest church ever constructed.
5 Rome’s Coliseum, a huge amphitheatre which could seat 50,000 people is one among the Seven Wonders of the World.
6 The Vatican Museums is a huge museum complex with over 1,000 museums and galleries like the Gallery of Tapestries and Etruscan and Egyptian Museums that are full of masterpieces collected by the successive popes. It is the world’s largest museum complex. The Vatican City is also the world’s smallest state.
7 St. Peter’s Basilica was a structure that stood for almost 1,000 years until it neared collapse and was rebuilt by 1500s and 1600s. It is an overwhelming structure which displays the work of some of Italy’s greatest artists like Raphael, Michelangelo, and Maderno.
8 Some ancient Romans placed a phallic symbol over a door as a symbol of good luck and fertility, and miniature phalluses were often worn as lucky charms.
9 The abbreviation SPQR can be found on many Roman statues, buildings, and military standards. It stands for “senatus populusque romanus.” meaning “The senate and people of Rome.”
10 Togas were unique to Rome and were worn by free-born Roman men as a mark of distinction. Ironically, the only women who wore togas were prostitutes because they were not allowed to wear stolas, the traditional garment of Roman women.
SOURCE: Several sites, books and boring history teachers