Now harmless, this looming post struck fear into the heart of medieval troublemakers.

Croatia's "hairy stone" fortress is one of the most well preserved Istrian castles.

This picturesque medieval monastery guards a small trove of historic treasures.

Legend has it fairies gathered at the site of this medieval castle.

A musical instrument played by the sea.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Semaphore saints, a golden dragon's head, and a stone carved with religious warnings all call this cathedral home.

A Reformation-era fiery figurehead once denoted this location as a print shop.

Makers and sellers of the original and finest York Ghosts.

One of the shortest streets in York has an especially odd name.

This disused Cold War bunker has been restored to all of its early 60s glory.

This network of narrow, medieval passages has the most delightful name.

Follow the original medieval paths that wind through this intriguing section of the city.

A century-old tradition has culminated in a small but singular collection of feline effigies.

This airport also offers travelers the chance to view thousands of years of Turkish history.

Brawny guys rolling around in oil is the oldest regular sporting event besides the Olympics.

This ancient subterranean megalopolis is known for the hot oil traps that were installed above each of its entrances.

The ancient abodes are a testament to human ingenuity amid harsh climates.

This Turkish cave boasts some rather bizarre associations with the King of Mount Olympus.

The best-preserved ancient theater in the world.

Standing proud atop a Turkish bluff, this Ottoman palace has retained its grandeur despite being abandoned for centuries.

Roman ruins, natural methane fires and a lovely beach.

Flames have been burning within this mountain for more than 2,500 years.

While not Turkey's deepest underground city, this subterranean redoubt is the largest.