This hand-painted advertisement is a literal sign of encouragement, however unintentional.

Ireland’s northernmost pub.

An anti-tank graveyard in the English countryside.

Horsemen once used this tilting post during jousting practice.

A vast archive of cultural artifacts collected from numerous expeditions across Africa and Asia.

Two members of the Rolling Stones frozen forever in bronze.

Ireland's most northerly island is hauntingly beautiful. Its lighthouse was the last glimpse of home for many Irish emigrants bound for the U.S.

This World War II relic let Allied pilots know they were entering neutral airspace.

This medieval village clings to a cliff in southwestern France.

Beautiful portraits of the artist's children and his amazing stained glass windows in the Art Nouveau style.

This arch granting triumphal entrance into Antalya was designed to honor the emperor's visit.

A 19th-century pharmacy converted into a bookstore.

The best-preserved ancient theater in the world.

Seven dragon statues—including one that breathes real fire—are scattered throughout the streets of Krakow.

This Singaporean food-court stall was home to the world's cheapest Michelin-starred meal.

Montmartre's sole surviving windmill became an iconic landmark for 19th-century painters, artists, and bohemians.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

This sculpture combines the literary Alice with her real-life inspiration.

A sculpture of a famous ape who was once a beloved household name in London.

Ship-sized kinetic sculptural fantasy.

Copenhagen's celebrated theme park and gardens.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Go inside to really appreciate this 500-year-old technological masterpiece.

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