A sculpture serving as an homage to Pope John Paul II.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

Stone memorial that's said to predict the death of the pope and the site of the Cadaver Synod.

The studio built by fascists in the hopes of "reviving the film industry" with the occasional propaganda film opportunity thrown in.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

Rome's ancient Etruscan rival, now a park full of ruins.

More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

Jesus' footprints and the first catacombs in the world.

The unsettling remnants of a torn down movie set lies nearby the ruined location of the actual Płaszów Labor Camp.

Real bones which are said to have belonged to a Polish dragon.

A fairy tale castle in modern Rome.

Go inside to really appreciate this 500-year-old technological masterpiece.

The final resting place of the poets Shelley and Keats.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

2300-year-old Roman road connecting the empire.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Ruins of a 10th century church tucked away deep in a botanical garden.

Rome's semi-secret peephole vista is also a former Crusader stronghold.