The longest living non-clonal organisms on Earth.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

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

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Odd outsider art installations surround a Gold Rush-era ghost town.

The second tallest railway trestle bridge in America.

The crumbling remains of a gold mine that was operational in the 1930s.

Gold, silver, copper, lead, and zinc were once extracted at this abandoned mine near Lookout Mountain.

This tree has witnessed nearly 1,000 years of history.

This large artificial waterfall in Washington state was merely an incidental byproduct of a technological megaproject.

Sweet or salty, super hot or mixed into beer, this is the holy land for all things licorice.

People come from across the globe to swim in this lake believed to have healing properties.

This quiet neighborhood is also home to a 700-ton rock transported by the last Ice Age.

Protected from the elements, these Native American rock paintings have survived approximately 250 years.

Mysterious ancient petroglyphs carved on a glacial boulder at the tip of Bainbridge Island.

This grove of ghostly cedars was killed in 1700 by an enormous tsunami, felt from the United States to Japan.

An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

Train debris from the deadliest avalanche in United States history can still be found in the ravine where so many perished.

A cave interior in the shape of the ancient rhinoceros, created by lava cooling around its carcass.

Site of the greatest known waterfall that ever existed.

Legend says that these tall basalt pillars are the petrified wives of a trickster god.

A nearly abandoned 19th-century town on the Palouse.