The formidable fowl can be found standing near an isolated hiking path.

The source of America's longest river is also a historical landmark and the start of a famous nude run.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A beautiful geyser under environmental threat.

The residents at this Yellowstone wildlife park will certify your cooler as "bear-proof."

Home to a timed geyser created by complete accident.

This giant tower beacon was a key navigation tool for pilots delivering mail amid the night skies.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

Where the famed daredevil attempted to launch himself across a canyon in a custom-built rocket.

An entire town preserved as a historic landmark.

This expansive bridge in the Canadian wilderness was originally just built for friends.

This museum glorifies the humble potato.

Home to the deepest rift anywhere on Earth.

Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

Old submarine parts have been converted into faux whale fins.

On the Oregon coast there is a natural hole that seems to be draining the sea.

The world's largest egg has been cracked a number of times over the years but has been repeatedly replaced.

A 36-ton remnant of the last Ice Age now resides amid picturesque vineyards.

This strange hill on Old Fort Road where gravity works in reverse has been fascinating locals for years.

Nuclear reactor created the plutonium used on Nagasaki.

The oldest city park in Walla Walla is home to hundreds of birds, from wood ducks to white peacocks.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.