An allegedly haunted testament to a local businessman's desire for status, posterity, and charity.

This historic fort spans more the 300 years.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

Dedicated to the "King of Soul."

The ruins of a resort and casino sit on the banks of this blue hole spring that pumps 70,000 gallons of warm, clear water every minute.

This was the first ever National Lakeshore, established in 1966.

This wooden troll marks the starting point for Detroit Lakes' troll scavenger hunt.

Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

Once an ancient sea, this landscape of rocky ravines is filled with the fossils of ancient marine life.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

The Grand Canyon of Texas.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

The highest point in Texas is capped by a big silver pyramid.

This is one really big nut.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A giant milk bottle from the 1930s beckons drivers to this diner.

This playground sculpture of an icon from the past is dedicated to the children of the future.

Cross the Continental Divide through an old railroad tunnel, and ride back to the top on a shuttle.