The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.

This 1920s Dutch barge is now a floating bookstore.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

A kaleidoscopic warehouse-maze of handmade neon signs.

A wunderkammer of mysterious objects and stories.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A museum dedicated to a Cold War era sausage.

Cockatoo Island is a Heritage-listed island in the middle of Sydney Harbour.

Built over an abandoned train yard, this hidden gem is full of winding paths and offers gorgeous views of Sydney Harbour.

It's said to be one of the most significant collections of contemporary Chinese art in the world.

Though considered an eyesore by some, this boxy Brutalist high-rise plays a significant role in Sydney's past.

A special train service transported Sydney's dead from this station to "Necropolis Receiving Houses" at Rookwood Cemetery.

A collaboration of art and ornithology mourns the calls of Sydney's lost birds.

Come for the flowers, stay for the bats!

A cramped wooden attic that once housed one of the world's first movie studios.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

The golden Buddha statue at the Wat Muang Monastery is the tallest in Thailand, and the ninth-tallest in the world.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Once a train station along the Great Eastern Railway this vibrant coffee shop and bar is where members of London’s creative class mingle.