A bizarre house filled with an astounding array of collections.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

This whimsical sculpture garden is a local treasure.

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

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

The only Frank Lloyd Wright-designed structure in the architect's hometown.

Half of a waterfall goes into the river while the other half seems to disappear.

The watery grave of an impractical idea.

A haunting army of decomposing, moss-covered stuffed animals and dolls guard this swinging truss.

A giant granite cross remembers missionary Father Frederic Baraga, and his safe passage across an angry Lake Superior.

This punny mirror of another Wisconsin attraction is exactly what it sounds like.

This freshwater spring fills with 10,000 gallons of water per minute.

The remains of a enormous earthen figure of unknown origins cuts across a rural Wisconsin road.

This posh mansion began as a family's estate and ended as the site of a murder ripped from the pages of a pulp novel.

When waves crash onto this section of beach, the rocks sing a song.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

Paranormal activity on the great lakes.

"Not too many people can say they've had a nuclear bomb dropped on them, not too many would want to." — Walter Gregg.

One man's extraordinary topiary garden in a small South Carolina town.

A tree seems to grow from the ocean floor on this strange strip of sand slowly being overtaken by the sea.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

Thousands of majestic trumpeter swans fill this park, sounding distinctly like a certain brass instrument.

This natural wonderland is a unique chance to explore a Carolina bay, a mysterious geological formation of unknown origin.

Iran's colorful terraces are a rare geological masterpiece.