Ancient site of Mongolian Shamanism located near a road leading out of Ulaanbaatar.

A huge communist-era propaganda monument and mural that offers stunning views of the Mongolian capital.

A beloved tribute to the Fab Four and the freedoms they inspired.

This massive basalt sea stack stands obtrusively from the rocky coastline.

This Victorian-era walkway is just one of the many 19th-century treasures in Whitehead.

The base for the battle against the smugglers of Islandmagee.

This tower once belonged to a castle fit for a knight.

These huge glacial erratics are humorously named after a much much smaller bird.

Northern Ireland's Brobdingnagian stepping stones.

This centuries-old pub boasts a collection of more than 4,500 snippets of neckties from around the world.

The remnants of this unusual bridge await an uncertain fate.

The lantern carried by the infamous Guy Fawkes when he was arrested while attempting to blow the houses of Parliament and the King of England to smithereens

Used as an example in one of the first dictionary entries for "museum" in 1706.

One of Oxford's greatest treasures likely belonged to the legendary King Alfred the Great.

A hidden plaque is the only reminder of the lost palace where two storied English kings were born.

A plaque claims this artwork outside a children's hospital was used in the 1998 Quidditch World Cup.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

This sign marks the entrance to a tiny proto-state within the small country of Moldova.

Seventy-five miles of limestone caves host more than a million bottles of wine beneath a sleepy Moldovan town.

A statue dedicated to the founders of communism.

At less than four inches in height, this iconic fictional character is the smallest public statue in all of Moldova.

Romania's triumphal arch looks out over Bucharest.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

Huge concrete structures designed as an early warning system for Britain to detect enemy aircraft.