This cave holds a surprisingly colorful variety of geological oddities.

This striking art museum holds an amazing series of curiosity cabinets.

A unique outdoor timepiece at a "clothing-optional" resort.

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

At the largest railway museum in the United States, you can see everything from an early steam engine to a functioning Thomas the Tank Engine.

This small-town opera house has appeared much more in national culture and history than its charming setting might suggest.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Two thousand artifacts from around the world collected by one woman who loved to travel.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.