More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

Sweden's "good old days" painstakingly re-created in a model village.

It houses the remains of a 17th-century version of the Titanic.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

Copenhagen's celebrated theme park and gardens.

A subterranean house of worship carved right out of the bedrock.

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

This naval gun is fired every day at noon, an odd timekeeping tradition the origin of which is local legend.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

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

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

Hear the quietest sound from across the dome.

After the parade, students throw their beads on the tree hoping for good luck on exams.

The state's oldest continuously operating museum houses more than 5,000 Civil War artifacts.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

Handcrafted thermal spa washes away each night with the tide.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

One of New Zealand’s few castles boasts beautiful gardens, grand architecture, and a history filled with family drama.

A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.