A historic presidential getaway on the continental United States' southernmost island.

The highway's southernmost spot is a beloved local attraction.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A monument celebrating the idea of reaching inaccessible places.

This Mississippi seminary was the first in America to train Black Catholic priests.

The only diamond mine in the world where you can keep what you find.

A sculpture of a flying hawk made from colorful car doors.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

Walk the whole Mississippi River!

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

The remnants of a creative early method of wildfire prevention.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

This golf ball–shaped former desert real estate office now houses a UFO museum.

One of the ghostly stops along Route 66.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

A burnt-out motel with priceless Native American artwork in the basement, redeveloped into apartments.

A unique blue and yellow phone booth in America's "Little Sweden."

One Confederate statue that accurately reflects the ugliness of its subject.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

When ecosystems collide in the arid Southwest.