Island where motor vehicles are banned -- home to the only carless highway in the United States.

This little barrel-shaped cottage by Lake Superior was once a cartoonist's summer retreat.

See a full-scale whale skeleton and experience the captivating culture of Alaska’s Native people at this heritage center in east Anchorage.

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

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

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

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

The beginning of the historic Iditarod Trail connecting the Alaskan cities of Seward and Nome.

A quirky roadside sign was the subject of a years-long legal standoff over highway right-of-way clearances. 

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

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

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

The now-serene site of the largest earthquake ever recorded in North America.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

"The Most Boring Road in the State."

This was the first ever National Lakeshore, established in 1966.