"The Most Wonderful Wonder that ever appeared to the Wonder of the British Nation."

Rebuilt remains of a temple to Roman god Mithras.

The largest retailer of seashells in the world.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Genesis of modern hydroelectric power.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

A monument celebrating the idea of reaching inaccessible places.

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

The museum chronicling a treasure hunter's dream, fulfilled.

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

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

A Circus legend leaves an unexpected endowment.

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

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

The mysterious white squirrels of this Illinois city are treated like sacred cows.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

This cave holds a surprisingly colorful variety of geological oddities.

A bizarre house filled with an astounding array of collections.

This family driveway also serves as the highest point in Illinois.