The futuristic test model of an iconoclastic visionary who wanted to redesign the world.

A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

One of only two pod-shaped homes designed by Frank Lloyd Wright.

A tribute to Ponce de Leon's supposed quest for eternal youth.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

Stay in a room with a view... of the bottom of the ocean.

A giant 400-acre preserve in North Florida for displaced wolves.

Where manatees are the snowbird vacationers in these balmy Florida springs.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

This magnificent, quirky home sits atop a literal gold mine in the middle of the Nevada desert.

A picture-perfect town, perfect for blowing up.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The best Tiki bar in Las Vegas.

The longest living non-clonal organisms on Earth.

The hallowed remains of a 900-year old Ancestral Pueblo great house.

Hidden in the Chihuahuan Desert resides an amazing collection of petroglyphs.

On the edge of the Valles Caldera National Preserve, these rock formations create an eerie landscape.

Reproductions of nine banned oil paintings coyly hidden behind a curtain in a New Mexico conference room.

More than 21,000 images fill this overlooked gem of a prehistoric site.

This pseudo-steampunk weapons facility is the world's largest wood and glue structure, and packs quite a wallop.

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.

Natural sonic phenomenon comes with a grisly legend of murder and blood.