The world's largest drain sits below the city of Kasukabe, Japan.

The rock carving that became an internet meme.

Press 1 for knock-knock jokes.

This early 20th-century rural drinking fountain provides water for both horses and humans.

An unexpected must-see for fans of Star Wars who find themselves on the beautiful island of Sint Maarten.

A museum dedicated to telling lies in service of the truth.

In 1977, an eccentric book lover formed a micronation for book lovers.

One of the biggest markets in Asia, under one of the continent's largest domes.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

Behind one of the world's most impenetrable vaults is a massive collection of retail silver.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

Glasgow's oldest pub has a proud literary tradition and possibly a ghost or two.

Eat and drink at a pub older than the Magna Carta

Once a train station along the Great Eastern Railway this vibrant coffee shop and bar is where members of London’s creative class mingle.

This 19th-century pub features stained-glass windows celebrating Victorian-era "champions."

Discover a beautiful natural paradise, minutes away from a thriving city.

A glacial valley filled with silver beech trees in the mountains of Portugal.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

A throwback train ride transports passengers through one of the lesser-known national parks in the country.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.