A one-of-a-kind sundial at the Very Large Array honors a radio astronomy pioneer, incorporating the original piers from his breakthrough radio telescope.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

Secluded springs in the Rio Grande Gorge offer hot bathing beside the haunted ruins of a stagecoach stop.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

Experience a charming 1930's version of "infotainment."

An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

Gleaming self-built castle towers made from beer cans and inspired by "Vitamin Mary Jane."

This shrine is an ode to the region's rich Hispanic heritage.

Possibly the world's only drive-in movie theater with an attached motel.

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

Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

When ecosystems collide in the arid Southwest.

A short but powerful waterfall resides amid Colorado’s Great Sand Dunes.

The sign that drew attention to a young boy's cucumber stand is now the name of his fruit superstore.

A mysterious castle built as a monument to lost love.

Found: Garden of Eden in Miami-Dade County, Florida.

Where monkeys run wild and the humans are caged.

With nickel-steel armor and three-inch thick bullet resistant windows, FDR's train was a rolling fortress.

A community of collapsing homes more than a mile out from the Florida coast.

Located within a historic park, the beacon is the oldest standing structure in Miami.

An abandoned water sports stadium that has become a haven for graffiti and decay.

A perfect circle of twenty-four mysterious holes dates back to prehistoric time.

Former villa and estate of James Deering developed to preserve native tropical forests.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.