Art in the form of a winding, man made crack in stone.

An unassuming grey box sitting on San Francisco's Pier 17 is a "sky diary" of the coastal city's temperamental weather.

This Alamo Square mansion is rumored to have hosted satanic rituals and other occult practices.

An ancient knight and a symbol of the city's freedom.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

The world's oldest known salt mine.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The prototype for all Nazi concentration camps.

Established hundreds of years ago, Gandan remains the premier Buddhist monastery in Ulaanbaatar.

One of Ayutthaya’s most iconic locations is a mysterious, hauntingly surreal miracle.

This dazzling Buddhist temple was constructed from over one million ceramic tiles salvaged from a British shipwreck.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

A bronze statue dating back as far as 1252, still has remnants of gold on its right cheek from ancient gilding.

Japan's first train station is also the site of Godzilla's first destructive visit to the nation.

Once a black market electronics marketplace, now an otaku shopper's paradise.

The historic building's ornate stained glass fixture has survived the devastating 1906 earthquake, ensuing fires, and multiple redevelopment attempts.

Where a demonstration led to equal rights for one of California's most marginalized communities.

Perfect your fly fishing technique on their practice ponds.

This colorful boulder serves as a canvas for political statements and artistic expression.

Part mural and part sculpture, this work of art sits in the middle of the Promenade, as if swimming in a river of asphalt towards the ocean.

This teeny-tiny park built by a San Francisco man in 1962 is mostly stairs.