A huge musical instrument played by the ocean.

The warmest cave in the Ozarks features two seemingly bottomless lakes.

Bronze statue marks the spinach capital of the world.

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.

A copy of the famous bus used during the filming of 'Into the Wild' is on display at an Alaska brewery.

A 30-mile-long glacially-carved canyon leads to a massive pair of glaciers.

The cultural center preserves the history of the Tlingit tribe, who have lived in this Alaska village for more than 10,000 years.

A museum devoted entirely to hammers has more than 1,400 items on display dating back to the Romans.

The simple log cabin of a famed loner and naturalist stands preserved as a symbol of the ultimate DIY lifestyle.

A morbid gateway to an Alaska town prides itself on the hunting history it represents.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

A giant poultry statue immortalizes one of Alaska's more humorous town names.

North America's first frozen mummified remains of an ice age steppe bison, the 36,000 year-old mummy named "Blue Babe."

An abandoned aircraft sits submerged in a lake in the Alaska wilderness.

This historic collection of Native Alaskan artifacts was resurrected through a partnership between the WPA and tribal artisans.

The "Gateway to the Arctic" connects Barrow's indigenous population with the sea and its traditional industry: whaling.

Massive mounds of golden sand look like a desert landscape randomly plopped in an Arctic forest.

This ghostly Alaska village still clings to a steep cliffside despite having been abandoned for over 50 years.

One woman's dream became a train hotel in her backyard.

A rare kind of blue bear can be found chiefly in the national park that shares their name.

Colorful boxes placed over the dead are left to rot and crumble.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

Gorgeous cave resemble a winter wonderland.