This marker identifies the location where three states converge.

The remains of a chapel created for convenience.

What started as three small gnomes at the base of a tree has grown into a full-blown gnome home.

Mariners once used this prehistoric landfill as a navigational landmark.

A swamp that was the site of prehistoric water burials also managed to preserve its corpses for millennia.

A failed, un-built suburb that has been going feral for decades.

This abandoned Civil War fortress is slowly being swallowed by the waters of Lake Borgne.

The crumbling ruins of this southern American fort have survived storms, war, and cults.

All that remains of this small town is its mass grave and a myth of a voodoo priestess who predicted its demise.

Legend says a primate-like cryptid prowls this otherworldy sliver of the Louisiana bayou.

The LSU mascot lived on the college campus in one of the most impressive tiger habitats in the country.

This roadside attraction in the woods of Mississippi is a scalable replica of the Holy Lands during biblical times.

A humid oasis combines recreation with exploration in a unique underwater cavern.

The world's largest collection of the world's largest objects is in one small Illinois town.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.

The narrow mountain road that carves a path between Florence and Victor is tied to ghost towns and ghost stories.

The highest bridge in America was built for an almost unnervingly small amount of money.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

This three-mile concrete levee in Pueblo, Colorado was transformed into the world’s longest painting.

This naturally-sourced hot spring is now home to a clothing-optional resort.

A mental health hospital dating back more than 139 years, now features a museum.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.