America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Rippling sand dunes frozen in the Arizona rock.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

Medicinal spa created with the discharge from a geothermal energy plant.

A volcanic landmark located on an Ice age lake bed.

Bad farming practices caused this unnatural natural wonder.

A deteriorating 1990s Girl Scout camp in a beautiful lush park on Lake Ontario.

One of America's first planned communities is preserved in a state park.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

Raging waters have created a strange geological site that looks like something off of a progressive rock album cover.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

This extraordinary geological oddity resembles human-made pavement.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

This candy-colored storybook village originated as a 19th-century Methodist campground.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

This isolated island is often capped by its own fluffy cloud.

Every autumn, this hillside is ablaze with red summer cypress.

Plenty of old carney magic still haunts this photogenic amusement park.

An abandoned hotel in the highlands of Bali is shrouded in stories of ghosts, curses, and corruption.

Some 20,000 dust-covered unwanted vehicles languish in the desert.

Surreal riveted sea forts once protected the Kent shores from German attack.