This marker identifies the location where three states converge.

Once an ancient sea, this landscape of rocky ravines is filled with the fossils of ancient marine life.

These otherworldly limestone formations jut out from the Kansas prairie.

One North Dakota man's vast collection of rare rocks, polished orbs, and geological wonders.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

A wall of chewing gum moonlights as collective art.

Make your reservation to have coffee with some kitties.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

A giant Troll lurks under one of Seattle's oldest bridges.

The final resting place of New Orleans' most famous voodoo priestess.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

A walk through the historic city center, under the streets of Seattle.

The oldest stone house in Paris was built by its most famous alchemist.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

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

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Notorious artist squat renovated into legal studios.

Try not to get slimed in Tribeca.