A 131-year-old wunderkammer of Texas history.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

The bright red cars take travelers through breathtaking Tuscan scenery.

Two stone columns flank the grand Venice square, but there were supposed to be three.

This winding road through an Italian canyon may be the most scenic drive in the world.

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

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

The world's oldest known salt mine.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Hear the quietest sound from across the dome.

A medieval abbey featured on 'Game of Thrones' that dates back to the 12th-century.

A peace symbol in Northern Ireland is among the world's largest hedge mazes.

This Scottish castle has witnessed clan rivalries, Jacobite uprisings, whisky smuggling, and more.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

Giant, friendly pelicans in Central London, the most unlikely of places.

This former medical factory gives home to cutting edge arts in the shadow of a gas works.

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

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.