Nicknamed the "Spirit of Paul Klee," this colorful apartment building features an array of multicolored panels.

This 36-foot-tall bronze Lady Liberty holds a real flaming torch.

This 20-foot-tall sculpture is in honor of the herd of bighorn sheep that call Radium Hot Springs home.

A historical puzzle lies at the origins of this structure.

Underneath this water pump, Annie Sullivan helped Keller speak her first words.

In between two buildings in Ljubljana, medieval tunnel to nowhere.

An interactive back-alley mural project remembers the golden age of Kuala Lumpur’s Chinatown.

One of the best-preserved medieval streets in Europe.

This small park features a monumental fountain wall, providing a great photo opportunity in the middle of Houston.

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

The site is dedicated to an investigative journalist whose murder triggered a political uproar that changed Slovakia forever.

A piece of stonework relief commemorates the site where the Devil's rage, and odd apparel, destroyed a house.

The cutest way to stay safe in traffic.

The National Park Service’s best-kept secret with views that rival any in D.C.

Volkswagen's dedicated museum dives into the complex history of one of the world's best known cars.

This bridge over D.C.'s Rock Creek Park is sometimes called the "Buffalo Bridge" because of its four buffalo sculptures, which were cast from a single piece of bronze.

Buddha figures are carved into volcanic rocks on the seashore of Yamagara Prefecture.

The telescope that discovered Neptune.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

An abandoned train station in Munich constructed for the 1972 Olympic games.

King Ludwig I's collection of beautiful women.

A subterranean display of public art and architecture.

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

No one knows how many bodies are in this vault in a Chicago public park.