Burlesque Hospital Themed Restaurant.

A subtle memorial marks where a human chain protested Soviet control in 1989.

A black cat protests the City Guild in Riga's Old Town.

A sixth-century Byzantine cistern hidden below a modern carpet store.

Turkish adventurer antiques in the heart of the Grand Bazaar.

A fountain standing as a testament to a doomed alliance.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Ancient serpentine sacrifice holder that has stood the test of time.

A tiny park in the middle of some big power politics.

This column celebrates Rome's victory over the Goths, and may be the oldest Roman monument in Istanbul.

Taking the subway here means doing so over a bridge located in the middle of an estuary.

Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

The most metal church of all time was built in record time because of an international, pious pissing contest.

A quirky bookstore hidden beneath a sea of whitewashed Greek villas.

A former factory serves as a shrine to the industry that sustained Santorini for decades.

This Byzantine Church was moved from Paris to Athens block by block.

This building displays the scars of the “Dekemvriana,” a dark time in modern Greek history.

A man's head is enshrined beneath a statue near the first building constructed for the modern Olympic Games.

This small museum once served as a royal hunting pavilion for King Otto Friedrich Ludwig.

According to legend, this ancient column contains healing properties.

The only surviving choragic monument is a trophy awarded in 334 BC for the winning dramatic chorus.

Where commuters walk through remnants of an ancient Greek necropolis.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

This gem is often wrongly overshadowed by the larger, newer Metropolis church in Athens.