This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

This strange, big-tailed beast became a Pennsylvania town's unofficial mascot.

One of the world's largest model railroads is a mind-boggling achievement.

The drama of nature in full effect in this Nevada State Park.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

An homage to everyone's favorite prehistoric cartoon family.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

The stone circle honors the 19 firemen who perished during the Yarnell Hill Fire.

Ancient human, animal, and geometric figures drawn in the earth.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

A monument to a one-legged kidnapper, horse thief, and charlatan asks visitors to throw rocks in a pile.

Huge otherworldly domed rocks on the shore of a deadly lake.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A hand-built folk art installation covered with messages of God's love.

Burping, gurgling geothermal mud pots by the Salton Sea.

Version of the French Riviera destroyed by the sea.

Hike amid the palm trees that thrive among Southern California's Indio Hills.

The ghostly remains of an accidental sea.

A music-filled, booze-soaked oasis in the desert.

A fake town founded by Western movie stars is now becoming a hip desert community.

A dry lake is what remains of a community founded on a real estate scam.

One of the ghostly stops along Route 66.