This forgotten beach house built to look like a Frank Lloyd Wright masterpiece overlooks a hidden beach.

Home with Gothic windows featured in a famous painting.

This lush 12-acre site was once named the finest Japanese garden in North America.

At a mile long, the Fort Madison Bridge is the largest double-decker swing-span bridge in the world.

A bypass decorated with large wooden troll carvings.

This cave holds a surprisingly colorful variety of geological oddities.

A bizarre house filled with an astounding array of collections.

No one knows the origin of this small town’s unique name.

While there are no actual snakes in the history of this crooked road, there may be a number of dead horses.

This monolithic statue was erected in honor of Chief Black Hawk (even if it wasn't made to look like him).

What was once a communal kitchen now serves heaping portions of hearty German fare.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

A remote hill on a stretch of country road where the laws of physics are defied... or so it seems.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

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

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

The oldest university museum west of the Mississippi retains its 19th century feel.

Two hula hoops appeared on the tree after a storm, and the collection kept growing.

A warning to the weak-kneed: This narrow bridge does its swinging eight stories high.

A wonderland of caves in eastern Iowa.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

A 30-foot man on a penny-farthing bicycle rides along the banks of the Mississippi.