The site where hundreds of Greeks were tortured by the Nazi secret police is now a cosmetics store.

Where commuters walk through remnants of an ancient Greek necropolis.

One of the greatest collections of coins in the world is housed in the former mansion of an archeological pioneer.

Legend says it was constructed with the destroyed pillar of an ancient Greek Temple.

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

There are many Byzantine-era churches still standing in Athens, but this is the only one with a 2,500-year-old column rising through its roof.

A tiny Greek Orthodox church from the Ottoman era hides on a busy city street.

Preserved portions of Athens's ancient defenses are on display in a subterranean parking garage.

The ruins of an ancient Roman tomb hidden in the basement of a trendy clothing store.

Scars of this building's past life as a violent prison still cover its walls.

The largest wine cellar in the world is a 150-mile network of underground caves near the capital of Moldova.

A statue dedicated to the founders of communism.

At less than four inches in height, this iconic fictional character is the smallest public statue in all of Moldova.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

This once-derelict building is now one of the most beautiful bookstores in the world.

One of the most controversial statues in Romania is an emperor with no clothes.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

Romania's triumphal arch looks out over Bucharest.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

A patriotic medieval knight in driven-nail armor raised money for widows and orphans of WWI.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Dine amidst exotic plants at this former royal greenhouse.