Gorgeous cave resemble a winter wonderland.

A table rock formation that has been intriguing West Virginians for years.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

One of the last active volcanoes on the Eastern seaboard.

Lines from a walking song are etched into a rock in Natural Bridge State Park.

This museum glorifies the humble potato.

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

Watch the newest land on the planet form before your eyes.

These free-roaming horses were once destined to disappear from the land.

A popular place to pick up prehistoric coral fossils from the time when Michigan was an ocean.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

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

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

One of the American Southwest's most extensive collections of Navajo rock art.

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

What remains of the summer palace of King Kamehameha III.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

Just a man taking his prehistoric pet for a stroll.

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.

A mailbox that saved a nature reserve.

A vertically floating hemlock controls the waves and weather at Crater Lake.

A Frankenstein blend of science and art allows one tree to produce 40 different types of stone fruit.

Two massive rock outcroppings on the Oregon coastline.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.