Since it formed millions of years ago, this cave system has been a sacred burial ground, a Prohibition-era speakeasy, and the center of an amusement park.

A grassroots community effort in the 1970s led to the creation of this beautiful garden full of delightfully whimsical exhibits.

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

The largest cemetery in the American Southeast is a hidden gem near the heart of Atlanta.

Suspended above the ground in a thicket of towering Georgia trees is a modern architectural wonder.

Like Mars, but much closer.

Healing Springs that once ran red with soldiers' blood.

This collection of ferns from across the globe is the largest assortment in the United States.

A giant 400-acre preserve in North Florida for displaced wolves.

One of the world’s largest and deepest freshwater springs, where mastodons once roamed.

One of almost 200 confirmed impact craters in the entire world, untouched for tens of millions of years.

A 1950s eccentric's vision of Eden preserved as a hiking trail.

View rare birds and interact with lemurs at this nonprofit run entirely by volunteers.

This fairytale-inspired cottage was created by a university literature professor.

One of only two pod-shaped homes designed by Frank Lloyd Wright.

This state park was once an important Native American cermonial center.

The only Florida state park with publicly accessible caves.

Could this grave be the true resting place of legendary gunfighter "Doc" Holliday? Unclear.

A beautifully detailed Victorian house designed to be easy to flee, built by a man haunted by fire.

A life-sized baby elephant tombstone marks the grave of a circus owner at a country church in southern Georgia.

A fascinating aviation museum where you can chat with the veterans who once flew the aircraft on display.

This folk art compound was built by a fortune teller on the advice of three people from the future.

That bass was as bad a fish as any angler ever knew.