The world's largest aggregation of great white sharks is at a mysterious spot in the middle of the ocean.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

This ruined fort and statue are a testament to the last king of Kaua‘i’s savvy diplomacy skills, which briefly brought Russians to Hawai‘i.

A burial ground for workers at one of Hawai'i's largest sugarcane producers that laid buried for decades.

A prehistoric landscape hidden in the cliffs of Maha'ulepu.

This former luxury resort in Kaua'i is now an abandoned relic.

Now a pedestrian bridge, this was once part of a narrow-gauge railroad that ran along the east coast of Kauai.

This monument built by Japanese American immigrants spent decades underground.

A once-glowing grotto at the bottom of Waikapalae Wet Cave.

The decorations were inspired by an unlikely missing treasure.

This giant meditative chakra sits peacefully in the Flathead Valley of western Montana.

The highest peak in Utah is the hardest to reach, but only if explorers choose the hard way.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

An oddly specific collection of handmade dolls remembers the women of the White House.

A unique collection of drawings that represent Fremont Native American culture.

Dozens of rockets and missiles are on display outside a testing facility in the Utah desert.

Water flowed out of the town's unusual tree stump fountain in the 1930s, and the well still runs today.

Dubbed the "Blade Runner dragon," this buzzing neon sign is a beloved local icon.

Built in 1917, this building is home to the last working spring-loaded dance floor in Utah.

Kay Andrews's recipe was so good, her family immortalized it in stone.

This massive metal sculpture in the shape of a folded paper airplane overlooks a Utah mountain.

The only ski tunnel in North America provides easy access to amazing snow and beautiful views.

An empty mine that some believe will suddenly be filled with fortune and treasures at the end of the world.