This World War II-era bunker is now packed with posters and props from movies and TV shows filmed nearby.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

Designed by a computer, this intricate network of fluorescent green pipes has taken over a subway station.

A 12th-century fortress containing some of Berlin's oldest buildings.

This quirky collection of furniture also happens to be a public art installation.

This unusual lava tube spouts seawater during high surf.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A manifestation of modernist architectural ideas, this massive, multi-purpose building was one of the first of its kind in Southeast Asia.

A ring of soy sauce bottle bases decorate an important Singaporean landmark.

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

Inside this metro station is a section of the city's former medieval fortification.

The location of the world's first telescope demonstration.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

A dramatic art installation features a BMW flying out of a building in Rotterdam.

This disused VLF radio station is no longer in service but the surrounding town still bears its name.

A public urinal so pretty, it was declared a national monument.

The highest pedestrian bridge in Singapore looks like a series of undulating waves rising between two public parks.

These paved rills bring freshwater into Altstadt and could spell wedding bells for whoever stumbles into the waters.

This small corner bar is home to a rare 1930s dance organ that still plays tunes for one Euro.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

Yup, that's a 330-foot yacht passing over the highway.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A moss-covered statue of a Japanese Buddhist deity stands at a quiet temple in downtown Osaka.

Colloquially known as “piss alley,” this narrow street filled with tiny bars and barbecue stands looks like it was pulled straight out of “Blade Runner.”