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.

A historic freight system that found the true gold rush is in tourism.

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

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

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.

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

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

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

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 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 king of U.S. high points towers over every other peak on the continent.

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

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

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."