Hamburgers are intensely proud of their tunnel beneath the river.

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

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

This monumental work of art symbolizes the coming together of a previously divided city.

A unique bridge with an equally unique view.

An LED art installation composed of 600 poles wrapped in kimono fabric.

A small museum in a ward on the east side of Tokyo showcases the works of one of Japan's greatest ukiyo-e artists.

Largest graveyard in all of Japan surrounds a famous mausoleum.

If you forgot something to read during your trip to Tokyo, this hostel has you covered.

These unique toilets feature transparent glass covered in PDLC film.

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

This isolated Japanese mountain village untouched by time showcases unique and stunning traditional architecture.

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

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.”

The most visited, and possibly most controversial, museum in Germany.

A guitar mounted on a wall in Temple Bar honors the Irish musician.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

A piece of stonework relief commemorates the site where the Devil's rage, and odd apparel, destroyed a house.

You can spot this teeny tiny stained-glass window from the Bonifacius bridge.

The compass on its front was a handy tool for 17th-century merchants who needed to know the direction of the wind.

Christ's blood allegedly preserved in a Belgian town.

The bronzed skull of a beheaded traitor was affixed to the city gate in the 17th century.

The spectacular and eerie moss-covered grave site of 19th-century Belgian merchant.

A particularly disconcerting tribute to Irish martyrs.