A tiny park in the middle of some big power politics.

A sixth-century Byzantine cistern hidden below a modern carpet store.

A fountain standing as a testament to a doomed alliance.

Ancient serpentine sacrifice holder that has stood the test of time.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Go surfing on this urban wave, "hacked" by local surfers.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

The beautiful, ornate weather station is the most popular geocache in Salzburg.

The medieval network of canals hidden underneath the city is opened to explorers each year.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A fearsome dragon clings to a corner of Munich's city hall.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

This spot along the 23.5 degree north parallel marks the northern boundary of the tropics.

This exquisite, alienesque piece of Soviet architecture is being threatened by modern shopping malls.

Suspended above the ground in a thicket of towering Georgia trees is a modern architectural wonder.

340-foot statue built to honour the Heroes of the Soviet Union.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.

The deepest metro station in the world.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.