Elvis's own personal tropical hideaway.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Walk the whole Mississippi River!

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

Home to drunken tower-climbing goats... seriously.

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

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

The scant remains of an expansive indigenous civilization can be seen at this Arkansas state park.

The only diamond mine in the world where you can keep what you find.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

What was once the largest NFL stadium.

These gardens recreate unique and endangered Michigan habitats.

Little did a museum know, they possessed the last-known lunch wagon in existence.

One of the few working locomotive roundhouses in the United States.

"The Most Boring Road in the State."

The park is home to the United States's only still-operating Dutch windmill.

Watch the ships come in on Michigan's 210 ft. high observation deck in Sault Ste. Marie.

Where the Model T was made and the assembly line was invented.

This observatory comes complete with three separate telescopes and a dedicated community of amateur and expert astronomers.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.