A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

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

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

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.

Blending modern art with Baroque architecture, this wondrous mosaic grotto serves as the late artist's final creation.

Striking occult iconography on a medieval German church.

After this historic church was destroyed by World War II bombing, its blackened shell was left standing as a monument.

This gateway to subterranean Hanover plays jazz, pop and rock to surprised passersby.

A statue dedicated to the founders of communism.

A small burial ground honoring Native American veterans of the Revolutionary War.

Oldest synagogue in the United States.

Memorial to a beloved puppeteer as well as all street performers.

The stone sculpture of an Ottoman soldier is an homage to a lost Providence landmark.

A work of art that pays homage to a Victorian timepiece in Providence.

The place where Samuel "Slater the Traitor" brought the Industrial Revolution to America.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

A gift from the Soviet Union in the 1980s, this is the only statue of the Soviet dictator in Southeast Asia.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.