Places jackofalltrails Wants to Go

A Texas cave network is home to some of the world's most spectacular-looking and bizarrely named mineral formations.

The shelves at this Chattanooga bar are stocked with used books, and buying one sends money back to the library.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

Remains of an ancient village perched on top of a remote mesa

A natural sandstone bridge nestled within a mature forest in southern Illinois.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

Lions and tigers and leopards, servals, pumas, bobcats, lynxes, and ocelots... oh my!

This museum dedicated to the famous comedy duo is located in the town where Stan Laurel was born.

Meet manatees face-to-face at this zoo for native species.

A much more welcome kind of snowbird vacationer, manatees camp out in these springs every winter.

The culprit who accidentally lit this 3,500-year-old tree on fire stated "I can't believe I burned down a tree older than Jesus."

The childhood home of a Tampa sports legend now houses 135 years of baseball memorabilia.

Ruins of a Carnegie family mansion on Cumberland Island.

How did a 154-foot-long piece of spacecraft wind up abandoned along the side of a Florida road?

An 18th-century Spanish watchtower made entirely of seashell and concrete.

Florida's first Dark Sky Park is a haven for wildlife and stargazers.

A scenic natural bridge with a creek running underneath.

A rare cliffside vantage point of Lake Michigan with an explosive history.

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

A landscape of massive spherical boulders are the main attraction in this Kansas State Park.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.

Its dark depths conceal millions of rare, delicate crystal formations.

The cavern’s main chamber is so vast that the Statue of Liberty could reportedly fit inside it.