Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

An unassuming secret door once led to a legendary watering hole.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

One of the last Jazz Age "Wonder Theaters" in New York City.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

Order bagels and lox from an iconic Jewish delicatessen with nearly a century of history behind it.

Feast on Middle Eastern mezze from an Israeli expat duo.

Tucked inside a South Bank bar is an epic expressionist chronicle of the 20th century.

This coffee shop lies hidden beneath a historic church.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

The ornate miniature mansions were built for Istanbul's feathered residents.

A marvel of Byzantine engineering under the streets of Istanbul.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

This ancient mountain monastery welcomes all manner of faith in an effort to keep Christians in Syria.

Amid the rubble of Aleppo's Old Quarter, part of a historic market has been restored and re-opened.

One of the oldest and largest castles in the world.

The Syrian headquarters of alleged hashish-smoking assassins.

A 1,500-year-old ghost settlement is slowly fading away.

Ruins of the Crusaders' headquarters.

Mysterious lost empire of the Silk Road.