The outcropping is graffitied with the name of the beloved musical Muppet television series.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A tribute to the Nirvana frontman hides beneath the bridge that was the singer's beloved hangout spot.

World's largest porcine hairball sits in a collection maintained by Benedictine monks.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

The mountaintop wind turbine boasts a viewing deck — and a fair share of controversy.

Built in 1890, this is the last remaining wooden fire bell tower in the United States.

A beautiful final resting place for some of the noteworthy deceased.

See massive fossils that are over 200 million years old in northeastern Arizona.

When ecosystems collide in the arid Southwest.

A short but powerful waterfall resides amid Colorado’s Great Sand Dunes.

A tribute to the little-known group of women who were the first ever to fly aircraft in the U.S. military.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

A museum dedicated to the alleged Roswell Incident.

Metal sculpture folk art lining the Kansas Highway.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

The world's tallest statue of an American hero.

An amazing collection of sculptures and art.

The largest Walleye statue in the world calls this Minnesota town home.

This strangely specific landmark will let travelers know when they are half way there.

The world's last remaining store of its kind.

The longest continuous lava tube in Oregon.

Fantastic views and thousands of love locks.

Electricity pylon standing in the middle of a shelter.