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

A suburban street in Anchorage doubles as a runway, and each home has its own airplane hangar.

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

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

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

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

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

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

Four-story concrete hotel never opened to customers.

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

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

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