Former wax museum from the 1960s, home to many wax U.S. Presidents and the famous White House miniature.

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

A bizarre house filled with an astounding array of collections.

A large circus museum with summer performances.

This cave holds a surprisingly colorful variety of geological oddities.

A bypass decorated with large wooden troll carvings.

Enormous lake at the bottom of a unique cave system.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

The trials and tribulations of marking Poe's grave.

A priceless collection of the Nation's cryptologic history.

At 207 feet, one of the world's longest continuous escalators.

The "lovely red Vega" of the legendary record-settling pilot.

Home to items never before seen by the public.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

See massive fossils that are over 200 million years old in northeastern Arizona.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

A Wild West jailhouse that slid down the mountainside.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

Stairs often replace streets on the steep slopes of this old mining town.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

Limestone caves with spectacular showcase chambers.