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

A whale of a public art display towers atop Juneau's cruise ship dock.

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

The first Russian Orthodox church in North America and an Alaskan landmark.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Siberian husky that delivered a life-saving antitoxin.

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

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

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

A morbid gateway to an Alaska town prides itself on the hunting history it represents.

At 238 feet above the bottom of a gorge this span is known as the biggest thrill on the road to McCarthy.

Don't be a grizzly man. Get personal with Alaska's wild bears from the safety of this conservationist camp.

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

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.

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

This Nebraska town wants to double its population with plywood cut-outs of townsfolk.

A brick-paved former section of the historic coast-to-coast highway.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.