State Parks

A wonderland of caves in eastern Iowa.

This park is home to a massive bird sanctuary. And maybe buried treasure!

This functioning mill was built in the 1970s using parts from several other West Virginia mills.

From a canyon-like gorge, more than 20 million gallons of water emerge every day, while a smaller spring drips down, creating the illusion of an endless, gentle waterfall.

This fallen red oak tree has been transformed into a piece of trailside art.

An impressive waterfall nestled in the cliffs of Idaho's Snake River Canyon.

Located near the U.S.-Mexico border, this park remembers the famous raid of General Francisco “Pancho” Villa and his soldiers.

People of the Plum Bayou culture built these enormous mounds over 1,000 years ago.

These cliff and rock formations are made out of Sioux Quartzite.

The ruins of an open-air theater built on this Georgia island in the 1970s.

Narrow gorges and deep pools created by long-ago glaciers.

Irontown was founded in 1868, as a second attempt to mine iron from the nearby Iron Mountain.

An average of 33 million gallons of water pour out of the collapsed cave at the heart of this spherical spring.

Named after an outlaw who used the basin as a hideout.

Once an ancient sea, this landscape of rocky ravines is filled with the fossils of ancient marine life.