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

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

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

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

Four-story concrete hotel never opened to customers.

This Alaskan town appoints the general store's resident feline as honorary mayor.

A herd of plastic cows hangs out under this transmission tower in rural Georgia.

The world's largest fire hydrant is supposedly tornado-proof.

Built in 1785, this residence is the oldest stone house in Georgia.

The tallest waterfall in West Virginia.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

An abandoned coal mine reached by a steep hike.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

The highest point in Indiana is curated by an Eagle scout but may be in danger of losing its record to a nearby garbage pile.

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

The remains of one of America's first radiation testing grounds still rest ominously in a Georgia forest.

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

A memorial dedicated to the victims of the Columbine High School shootings.

Even in death, he's still your huckleberry.

Once owned by the largest employer in Colorado, these ovens have been abandoned for over a century.

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

These cliff and rock formations are made out of Sioux Quartzite.

Despite monuments in other locations, this spot in a South Dakota field is recognized by the U.S. National Geodetic Survey as the center of the 50 states.

This towering wooden Sasquatch was carved with a chainsaw.