A sarcastic monument threatens to curse any "idiot" who dares remove it.

This popular fishing spot at the outflow of a 4.5-mile long hydroelectric tunnel sports a jetty literally made out of classic cars.

The sculpture's largest spire points directly toward the North Star.

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

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

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

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

Four-story concrete hotel never opened to customers.

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

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.

Considered by many to be one of the most dangerous highways in Alaska.

A hulking remnant of Alaska's industrial gold mining boom in the 1920s.

This gravelly, dangerous highway is the only road in the United States that leads to the Arctic Ocean.

This abandoned mine offers a glimpse at what life was like for those who came to Alaska seeking Gold Rush riches.

The largest collection of ornamental hair combs on the planet.

Permanent exhibit reminds visitors of the Exxon Valdez.

This super-sized statue is the only public memorial to the deal that ended America's neutrality during World War II.

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

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

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

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

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

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