What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Statue dedicated to the star of an old television show.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The cinder cone volcano with a less than complimentary name.

See massive fossils that are over 200 million years old in northeastern Arizona.

Ancient pueblos built into the base of a natural canyon wall.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A reproduction of earth's many biomes.

A massive sea stack famous for its appearance in The Goonies.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

Tens of thousands of tiny birds swarm into one school chimney every fall.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

An extraordinary mixture of natural beauty and man-made phenomena.

Hollowed out cedar log tubs set in an ancient towering forest.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.