A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

This bar hosts an ever-evolving napkin art installation devoted to an American president.

A statue honoring 44 continuous years of greeting passing ships.

This kitschy tavern is also home to rare early editions of "Treasure Island."

The "last unrestored grand mansion of Savannah" is now a cramped, mouldering maze of antiques.

Tucked away inside a historic Savannah hotel is a hundred-year history presented in ladies' lids.

A real (but thankfully not live) missile stands tall as a monument to the United States military in the small town of Cordele.

The abandoned bathhouse is all that remains of the hot springs considered Florida's original tourist attraction.

The mysterious 855-foot zigzagging stone wall has been baffling people for centuries.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

This "Plant Farm Museum" is home to the divinely inspired and visionary outsider artwork of Reverend Howard Finster.

Take a dip in the world's largest mineral hot springs pool.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

World's largest college campus includes a wildlife sanctuary and a former movie set on more than 28,000 acres.

The site of the notorious Camp Sumter Prison is now a peaceful memorial.

One of the world's largest automobile junkyards is a unique landscape of metal and moss.