Breathtakingly blue walls shimmer inside the “Glacier Behind the Town.”

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

The king of US high points towers over every other peak in North America.

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

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

What once was the richest known copper mine is now a completely deserted ghost town.

Gorgeous cave resembles a winter wonderland.

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

Trading post in North Pole where children send letters.

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

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

Four-story concrete hotel never opened to customers.

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

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

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

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