One of the oldest carousels in the United States is still running in the coastal village of Watch Hill.

The site of the largest mass execution in Rhode Island history, haunted by the ghosts of hanged pirates.

An ode to Japanese artist Hokusai, with a bit of a comical twist.

There are eight natural springs around town, each with a slightly different taste.

An emerald-green grotto just a short trip from Austin.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

The only road through the heart of Glacier National Park.

This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.

The only surviving fragment of the lost Narragansett Pier Casino.

Oldest synagogue in the United States.

From horses to stainless-steel trucks, this iconic Providence burger wagon is one of the oldest mobile diners in the country.

Rumors of the occult haunt this upscale 1920s hotel.

You can spend the night as an honorary lighthouse keeper in this quaint, historic beacon.

This storybook New England home is actually a decommissioned lighthouse.

The secluded beach getaway from Wes Anderson's dreamy summer romance.

"Only the devil could play golf here."

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Quite simply the largest tree in the world (by volume).

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

This unusually circular centenarian barn became a Route 66 icon.

The bad-ass ride of a soul legend, housed in one of the world's few soul museums.

Elvis's own personal tropical hideaway.

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

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