This natural Icelandic fissure allows divers to swim right between two volatile tectonic plates.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

The show's fictional Korean medical camp was created in the Santa Monica hills.

A 200-year-old tavern challenges guests to finish a glass of wine while hanging from a ceiling beam.

One of a series of no-purpose kinetic artworks by Swiss sculptor Jean Tinguely.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

This natural wonder is disappearing at an alarming rate.

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

Wild West history in Hollywood style.

The capitol city's oldest existing cemetery.

Known as "The Hill of the Little Devils."

An old-timey medicine shop that once served Chinese laborers during the Gold Rush is still open for business to this day.

Outsider art meets hard scrabble mountain life in this woodcarver's home/art piece.

A landmark for a trailblazer for female architects and the designer of one of the most famous and opulent buildings in California.

Remembering the Alamo with a full-scale replica of the 1836 city.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

Bits and pieces from the ill-fated Donner Party's winter cabins.

Puzzling...this tree looks like an assemblage of dismembered monkey limbs.

One of the ghostly stops along Route 66.

California's oldest wind harp represents a historic piece of America's Danish history.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

This former rail stop in Utah was abandoned, repopulated by some nostalgic friends, and now is home to a single DIY aviator who lives in a hangar.

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."