This restaurant proudly displays bread signed by the 39th president.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

The basement bowling alley of this St. Paul dive bar is decorated with thousands of dollar bills.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

Evidence from a brutal 1880s murder is on display at this former infirmary house.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

Take a drunken tour inside the world's largest known geode.

This 19th-century former train station’s unusual roof shape earned it a rather witchy name.

An unlikely beach paradise of giant sand dunes lies between two lakes just a few minutes from Michigan's cherry country.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

World's largest Christmas store.

Two dozen rescued bears roam (mostly) free at the largest bear ranch in the U.S.

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

One lonely, modern pyramid has gone from corporate think tank to deserted boondoggle.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

This small museum gives visitors a chance to soak up the history of the "sponge capital of the world."

North Central Florida's largest flea market and a weekend roadtripper's dream.

A luxuriant botanical garden below sea level.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.