An auroral research program that superheats the ionosphere.

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

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

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

Research missiles and rainbow auroras at the world's largest land-based rocket range.

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

The northernmost international land border crossing in the United States.

This remote fort on the Yukon River is a vestige of the wild Alaska gold rush.

A giant poultry statue immortalizes one of Alaska's more humorous town names.

A skeletal collection of former nautical mainstays.

When the big city meets the edge of the frontier, log skyscrapers are born.

This decommissioned DC-3 now forever points into the oncoming wind.

Roadside collection of 65,000 signs.

Possibly the world’s easiest Easter-egg hunt.

Massive kielbasa stands 42 feet tall and weighs in at 12,000 pounds.

This Canadian city is actually two-in-one, even if they only respect the timezone of one side.

The unusual lighthouse looms over waves of prairies with no sea in sight.

Mining caused an asbestos emergency in this small town.

The oldest still-existing mosque in the United States sits in a remote prairie in North Dakota.

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.