The enigmatic symbol on this incineration plant's smokestack is, in fact, a one-of-a-kind clock.

A 20-meter (65-foot) robot towers over Tokyo Bay.

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

One of only a handful of seaside temples in Korea, this sacred space is home to a legendary healing Buddha statue and a traffic safety prayer pagoda.

Secret North Korean passage discovered below the world's most dangerous border.

The best place for scenic views of the DMZ and North Korea.

South Korea's largely symbolic, barely used gateway to the North.

A large visitor's complex and place of remembrance on the outskirts of the DMZ.

Its humdrum facade only adds to its electrifying appeal: a rooftop with panoramic views of a shapeshifting metropolis.

The supreme shrine of the state.

The pillar of this bridge contains a small home and underneath, a ballroom.

Though the case is scorched and the buttons half-melted, this hardy handheld gaming device can still run a game of Tetris.

Opened in 1956, the first modern indoor shopping mall in the world was inspired by the shopping arcades found in European cities.

This unusual stone monument marks the starting point of the epic and tragic event.

A diminutive, thousand-year-old church believed to be the smallest in Ireland.

This previously dilapidated alleyway has been transformed into one of Melbourne's finest hidden art locations.

This museum is home to one of the largest private collections of seashells in Australia.

A cairn commemorating James Cook's second landing in Australia.

Next to the Leaning Tower of Pisa is a cemetery home to ancient sarcophagi and disturbing murals.

A remarkable feat of Victorian engineering across the Firth of Forth.

Started nearly 100 years ago, this science experiment just keeps on going, ever so slowly.

Rainbow shutters decorate this former police station.

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

The largest and most famous wax anatomical collection anywhere in the world.