A medieval, mosaic-lined baptistry built by a heretical Christian sect.

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.

A wonderfully eclectic Victorian aquarium lies in the basement of the Horniman Museum.

America's smallest "national forest" has only 33 trees.

The stickered marker pinpoints where the only maintained road in the United States crosses into the polar region.

The first modernist church in Europe.

A dictator's gold statue once rotated to face the sun on a 75-meter high marble tower.

This famed Silk Road oasis was one of the largest cities in the world before it was destroyed by a Mongol horde.

This dome-shaped mountain boasts amazing views and has a rich religious history.

Sculptor Antony Gormley used chaos theory and fractal growth to design his tallest creation.

The menacing creature had a tremendous influence on the local culture before being exposed as a hoax.

Meet the "Green Monster" of Monico, Wisconsin.

The only remaining Cold War–era Minuteman II missile control center in Missouri.

A model solar system adds a celestial touch to this suburban park.

An arcade packed with a rotating collection of unique independent video games.

Nature's biggest mammal swims in landlocked Oklahoma.

Hundreds of enormous icebergs drift through this waterway every year.

Only a fragment of this 15th-century Dance of Death survives today.

This no man's land slicing through the island is strewn with abandoned relics of another time.

A verdant 17th-century-style garden hidden along Edinburgh’s Royal Mile.

A secret garden in a picturesque Edinburgh village has inspired artists for centuries.

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

Buy a token from the liquor store and you can make this beast spew flames on command.