A spiritual vortex among the red rocks in Sedona.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

A reproduction of earth's many biomes.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

Just below the surface, shrimp are producing temperatures hotter than the sun.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

Just a man taking his prehistoric pet for a stroll.

Where animatronic singing fish go to retire.

A beautiful South Korean gate and garden in Little Rock honors American Taekwondo.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

Lured here by the promise of tens of thousands in gold, Jesse James started a quintessentially American trend of robbing trains in-motion.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

Every president in history is immortalized in bronze in downtown Rapid City.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Granting the right of way to ships over surface traffic since 1917.