Open-air museum with an elaborate sculpture garden, stretching for over 70,000 square-meters.

A 20-meter (65-foot) robot towers over Tokyo Bay.

A sculpture park that takes the use of clay to a whole new level.

This cavern was used as a hidden hospital and safe house during the Vietnam War.

This Vietnamese bar doubles as a multistory labyrinth.

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.

This French colonial post office is arguably the grandest in all of Southeast Asia.

One of Vietnam's most iconic landmarks was built by Japanese traders and is now in danger of sinking.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

This mythical weapon stuck on the mountaintop is also the site of the first honeymoon in Japan's history.

These seven moai figures are the world's only sanctioned replicas of the Easter Island originals.

The iconic castle that withstood a magnitude 6.2 earthquake has become a symbol of resilience.

These medieval stone-cut Buddhist statues may protect visitors from being fired.

One of the world's earliest skyscrapers.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

This failed condo development was reborn as a street art hub.

One part antique store, one part curiosities hodge-podge.

This mosaic-covered bar is brimming with curated curios.

One of few surviving standpipe water towers in the U.S.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

This elaborate towering structure was once famed for its revolutionary height.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."