This Balinese sea temple is thought to be guarded by the hundreds of monkeys that live around it.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

Hindu temple of the dead home to hundreds of long-tailed macaques.

This tiny lake temple dedicated to a water goddess seems to float on the surface.

The inky volcanic sand leads to reefs teeming with aquatic life waiting to be discovered by snorkelers and divers.

A Brutalist architectural gem hidden among Skopje’s neoclassical buildings.

Concerts, art, offices, and a café in what used to be Berlin's first crematorium.

Art and concrete merge into a single entity within a WWII bunker that possesses a deeply storied and turbulent history.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A brush maker used his factory to protect blind Jews from the Gestapo.

The place where World War I began.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

A miniature train-ride through Slovenia's largest cave system.

This abandoned Slovenian military barracks has become a punky-political art squat.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

An extraordinary mechanical calculator designed by the mathematician and philosopher Gottfried Leibniz.

This feat of German engineering is one of the only elevators in the world following a curved path.

This gilded emblem was once stolen by a Cookie Monster impostor, who demanded a charitable ransom for its return.

A bronze statue of Momo, a girl holding a huge ear, sits waiting to listen to anyone who needs it.

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

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

Striking occult iconography on a medieval German church.

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