Fortified medieval tower house with lovely roof garden.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

The remains of this 2nd-century Roman temple are incorporated into a modern building.

Ancient ruins hidden underneath a modern luxury hotel.

This historic recreationist school churns out warriors that may very well have had a fighting chance in Rome's pits of the day.

Jesus' footprints and the first catacombs in the world.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

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

Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

Giant marble phalluses on the sacred island of antiquity.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

Legend says this sacred tree was a gift from goddess Athena.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.

It's good luck to be mocked by this monkey.

Carved fountains poignantly placed in parks and in front of special monuments.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Started as a kitchen garden, now the second largest botanical garden in the world.

The construction of a tram line unveiled hidden remnants of the old medieval city.

An icy lake tucked among jaw-dropping alpine panoramas.