A large circus museum with summer performances.

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

A unique botanical garden housed in three giant geodesic domes.

More than 5,000 contemporary and "historic" mustards from around the world.

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

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Home on the Hillside, and home of the first breakfast cereal.

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

This elaborate towering structure was once famed for its revolutionary height.

A failed piece of Orientalism has become the proud symbol of a community.

These expertly crafted, scientifically accurate glass sea creatures were once an international phenomenon.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

A park full of outsider art, created by college students studying outsider art.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

From scholastic to sepulchral - now under reconstruction.

A wall of chewing gum moonlights as collective art.

These molds for fiberglass statues have formed an eerie, accidental sculpture park.

Campus tradition says couples who walk beneath this enormous oak will stay together forever.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

The famous winding walk at Chartres is surrounded in mystery and myth.

A museum dedicated to the history and exploration of both popular music and science fiction.

This cave holds a surprisingly colorful variety of geological oddities.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.