The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

A speakeasy takes on Chicago's drinking culture.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

Ship-sized kinetic sculptural fantasy.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Collection dedicated to brands, packaging and advertising.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

Home to the most complete dodo remains known - one head, and one foot.

This 11th century tower is said to be the oldest building in Oxford.