Ruined pieces of stone and a swimming pool are all that remain of an amusement park swept away by a flood.

With a crest near 10,000 feet, this treeless fault-block mountain in eastern Oregon provides stunning views and spectacular glacial landforms.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

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

"Only the devil could play golf here."

Profile of a sleeping person 4km long in 250m high cliffs.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

The fossilized remains of ancient California redwoods.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

Two massive rock outcroppings on the Oregon coastline.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

Highly spherical boulders on the shores of New Zealand.

Home to the deepest rift anywhere on Earth.

The longest continuous lava tube in Oregon.

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

The only freestanding table rock formation east of the Mississippi.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A massive volcanic plug is now a protected area that hosts a number of bird species.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.