Scotland's claim to the prime meridian was laid 200 years prior to the one in Greenwich.

Legend has it that a Dutch fisherman lost control of his Shetland pony and tumbled from this cliff.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

A 11-foot former president stands on a Kosovo street that also bears his name.

3,000 market stands in five former Zeppelin hangars.

The oldest housing complex in Riga is a mini timeline of architectural trends.

Plaques celebrating Lithuanian writers freckle a wall of this picture-perfect path.

Over time, this castle grew to encompass the entire island.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

This mountain trail inspired Nietzsche to complete his magnum opus.

Hilltop garden on the site of an old fortress overlooking the Mediterranean Sea.

Macabre astrological automaton clock dating to the late 1400s.

A statue of Paulina Hermann, the eccentric noblewoman known as the "mother of cats."

Picturesque basketball courts sheltered by historical defensive walls and with an enviable sea view.

An ancient knight and a symbol of the city's freedom.

An homage to the medieval rulers of Bulgaria.

Bizarrely shaped rock formations in northwest Bulgaria come with equally bizarre legends.

This fortified town dating back to the 1400s is often described as an open-air museum and is a protected National Monument of Bosnia and Herzegovina.

Baroque celebration of the end of the Great Plague of Vienna.

This general store is a one-stop-shop for workers at the Prudhoe Bay oil field.

This gravelly, dangerous highway is the only road in the United States that leads to the Arctic Ocean.

The northernmost truck stop in the United States.

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