Semi-precious Blue John stones have been mined in this cavern system for centuries.

A glacier pocked with ice caves and surrounded by rainforests.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Elvis's own personal tropical hideaway.

A local student's chance encounter with Keith Haring led to the creation of one of Europe's largest murals.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.

The world's smallest drawbridge.

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

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

The remains of an ancient bathhouse sit inside this aptly-named pub.

This popular square's history as the former site of a church is right beneath your feet.

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

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

The little-known second castle that William the Conqueror built in York.

This innovative steam machine was no doubt the most famous of the pioneer locomotives.

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

After public executions took place at this location, attendants would also attend a local horse race.

When the plague struck York, this stone was used to leave supplies for the sick.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

What looks like missing grout is actually an old pub's peephole.

This aircraft museum is home to one of just three Halifax bombers in the world.

WWII artifacts, including the building itself.