Gorgeous cave resemble a winter wonderland.

Permanent exhibit reminds visitors of the Exxon Valdez.

A trading post in the North Pole where children send letters.

This free series of exhibitions honors the fascinating history of the region.

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

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

Mind-blowing carvings and fantasy ice scenes grace the largest year-round ice environment in the world.

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

11,500 year old little girl found buried in an ancient fire pit.

Four-story concrete hotel never opened to customers.

This Alaskan town appoints the general store's resident feline as honorary mayor.

This whimsical stacked cabin looks like something out of a children's book.

Siberian husky that delivered a life-saving antitoxin.

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

Internationally recognized group that works to protect the wolf and educate the public about its plight.

This Alaska library may be the only one in the country that allows you to check out pieces of taxidermy.

Pay homage to a preeminent matriarch, and the native Dena’ina people, at this sculpture installation in Anchorage.

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

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

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

Clean, cold drinking water flows from a nondescript pipe in a roadside rock face.

The ruins of a town wiped out by the second-largest earthquake in recorded history.

This WWII-era military installation once held an entire city within its walls - now, its walls are falling down.

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