One of America's first dinosaur parks gives a window into Depression-era paleontology.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

America's largest man-made forest was planted in an effort to bring back the past.

An experimental, automotive replica of Stonehenge.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

For one month, the fields and skies of Gibbon, Nebraska, come alive with one of the largest gatherings of sandhill cranes in North America.

The abandoned remnants of a little sanctuary for world peace that fell into disrepair.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

A 30-foot stack of piano keys memorializes one of the greatest keys players in jazz history.