Places meltingknight Wants to Go

A retrofuturistic art installation in the Pittsburgh Airport.

An homage to the medieval rulers of Bulgaria.

After covering almost 1.5 billion acres, the survey's still not finished.

History, geography, and shamanism meet in this eye-catching monument to the greatness of three empires.

Remote ruins of a 2,400-year-old Iberian settlement.

The remains of an ancient city-state along the Silk Road.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

A former Nazi lookout tower with a magnificent view of the Rhineland.

A German apartment building hosting as many trees as human occupants.

This English medieval castle is where King John died of dysentery.

Crop circles inspired this whimsical garden in Germany.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

This abandoned boat sits on a nude beach, is shaped like a UFO, and is covered in graffiti.

Ship skeletons haunt Baltimore's waterways.

This 13th century castle is chock full of ghosts and impossibly rare cows.

This restaurant was removed from the famed sister ship of the Titanic and placed within a hotel.

Eritrea's futuristic gas station is a nod to Italy's fascist history.

Nicknamed Kazakhstan's Grand Canyon, this natural wonder lies east of Almaty near the Chinese border.

A boulder carved into the shape of the cosmonaut's head.

Built entirely of interlocking pieces, construction of this Chinese Muslim house of worship required zero nails.

The largest prehistoric ruins south of the Sahara, once a powerful center of international trade.

These naturally balancing rocks were pictured on every Zimbabwean banknote, up to the 100 trillion-dollar note.

A memorial in the middle of a roundabout marks the spot where German forces formally surrendered, finally ending World War I in Africa.

The skull of an ancient hominid was discovered at this spot.