According to one local tradition, the entrance to the Voodoo underworld can be found in New Orleans through seven gates scattered throughout the city's French Quarter.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

Narrow slot canyons in a badland eroded into soft sedimentary rock provide an otherworldly landscape in this remote Nevada state park.

This former mining railroad is one of the best-preserved short lines in North America.

This little-used trail winds through the highest mountain range in central Nevada with sections around 10,000 feet.

This crumbling stump is all that remains of what was once thought to be the oldest living organism.

The eerie ruins of an isolated abandoned town nicknamed "the Widowmaker" for its deadly gold mine.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

This central Nevada cave is the spiritual home of ancient and enigmatic pictographs.

This massive geographical sculpture is so subtle, it's possible to pass by it without noticing.

Nearly 300,000 acres of wildlife, natural splendor, and a hidden ghost town have been designated a national monument.

Eulogizing an unknown man's unusual demise.

Water of undetermined depth has attracted rare fish and cult leaders alike.

The longest living non-clonal organisms on Earth.

Rich red almandine gemstones are waiting inside the volcanic rock strewn across this eastern Nevada hillside.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

This rest area is also home to a remarkable petroglyph site.

This railroad magnate's 19th century tower is more than a little bit out of place in the Nevada desert.

Located in the remote Monitor Valley, this travertine bowl contains a scalding pool of water.

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.

A memorial to the first person killed by a motor vehicle in the Western Hemisphere.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.