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

Buy your fish and have it cooked to order in this bustling, eight-floor seafood market.

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

The site of many tense prisoner exchanges across the Military Demarcation Line between North and South Korea.

Ancient temple is home to centuries of art and spiritual artifacts.

120 mortarless pagodas built by one Korean hermit.

South Korea's women of the sea have completely flipped their society's structure by becoming revered fisherwomen.

The world's first cruise ship-shaped hotel is perched atop a cliff.

Over 80,000 carved wood blocks make up one of the world's oldest intact Buddhist canons.

A chilling monument to Korean patriots who resisted the Japanese occupation.

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

Two cannon-like cranes were installed on top of the bank building to fend off bad feng shui.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

A giant scale model giving a sneak peek at what urban planners see for Shanghai by 2020.

The once highest point in China blends symbolic design with a kick of adrenaline.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Narrowest house in Boston.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The site of Paul Revere's historic two lantern warning.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

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

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