The stickered marker pinpoints where the only maintained road in the United States crosses into the polar region.

The easternmost town in Alaska can only be accessed from Canada.

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

Low tide reveals 8,000-year-old rock carvings in Southern Alaska.

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

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

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.

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

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

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

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.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

The ruins of this Alaska gold mine form a gorgeous ghost town.

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

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

Four-story concrete hotel never opened to customers.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

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

Gorgeous cave resemble a winter wonderland.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

The ghostly remains of what was once the world's richest copper mine.