A beautiful 62-acre Catholic shrine and botanical garden.

The first declared National Monument in the United States.

A strange house built only at night, with rumored mystic inspiration.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

Towering basalt columns, a creation of fire and ice.

This shop specializes in oddities and Victorian-inspired wonders.

A hand-built folk art installation covered with messages of God's love.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

The only theatre in the world constructed specifically for sound movement.

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

The ghostly remains of an accidental sea.

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

A bizarre house filled with an astounding array of collections.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

This replica of the Greek structure is in the heart of Nashville.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

The slate extracted from these Pennsylvania quarries was once hailed as the finest in the world.

The home of possibly the least-loved U.S. president stands as a sort of unpopular Monticello.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.