Michigan’s most famous shoe tree.

The rusted remains of an ill-fated freighter lie just off the coast of South Manitou Island in Lake Michigan.

This 19th-century ghost town offers a stunning view of Lake Michigan and a journey through the region's industrial past.

In the main dining room, a nine-ton boulder caps the fireplace designed by local architect Earl Young.

A comedy troupe's collection of bizarre humor.

This animatronic Christmas village within an industrial park creates a whimsical juxtaposition.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

Designed as a place for patients to take in the scenery, this tower has a dark history.

Wisconsin's most celebrated export gets the royal treatment on I-94.

This cave holds a surprisingly colorful variety of geological oddities.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

An idle pastime becomes a record holder in Boys Town, Nebraska.

Decades' worth of lost and forgotten objects make up the collection of this tantalizingly odd little museum.

These experimental weapons brought World War II to Nebraska as well as 26 other U.S. states.

The largest collection of historical roller skates in the world.

An ornate Art Deco tile mosaic representing Nebraskan life, both modern and prehistoric.

Underneath downtown Lincoln resides a network of caves that was also the city's first brewery.

Through the colossal entrance to this cave you'll find limestone tubs and an underground waterfall.

Ride a boat through this magnificent underground world, which now doubles as a theater.

Just a man taking his prehistoric pet for a stroll.

To find the "unicorns of the deep" you've got to go downstairs.

One of Chicago's last seafood smokehouses perfects a dying breed of fishcraft.

This historic hotel invented the chocolate brownie.

All of Chicago's wood-paved streets are long gone but two alleys remain.