The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

A peaceful, unique botanical garden complete with waterfalls, mini islands, and swans.

A humid oasis combines recreation with exploration in a unique underwater cavern.

This ancient sinkhole-turned-healing-pool is a treasure trove of archeological discoveries and may even be the Fountain of Youth.

Japanese gardens dedicated to the Japanese farmer that refused to throw in the trowel.

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

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

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

The scuba diving training facility was named for the steam that rises from the cave's chimney.

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

An underwater city for the dead.

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

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

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

A wrecked ship dating back to the American Revolution was only recently discovered off the Delaware coast.

Mansion and shopping center used in the 1975 film "The Stepford Wives."

The world's largest indoor go-kart racetrack is hiding in Connecticut.

This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.

Unlike most arches, this geological oddity formed in a volcanic dike.

These decaying bridges 1,000 feet high are a reminder of the skill it took to cross the Colorado Rockies by rail.

Community owned and operated, this property is home to a diverse set of nudists.

Colorado's only true geyser is hidden within the San Juan National Forest.