This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

The second oldest continuously operating bar in Louisiana.

Giant granite rocks standing end-to-end like a train of circus elephants.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

Oversized statues are just the tip of this nostalgic Americana roadside attraction.

This wooded grove of beautiful hand-built stone grottos is a hidden gem within a shuttered Franciscan monastery.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

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 historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

Man-made geyser that rises to the exact height of the Gateway Arch.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

A snapshot of the city's fascinating voodoo culture.

Where the lovelorn find a home for their sentimental keepsakes.

A celebration of all things tacky, garish, and bizarrely creative in the Romanian capital.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

An underground city of salt.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.