The site of the climactic scene from the classic horror film is now a historic landmark.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

Home of an evil witch famous within southern folklore.

Where America's first doomsday cult awaited the end of the world.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

A hands-on traveling collection of the innovative devices of yesteryear.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

Continuing the tradition of the dime museum in style.

Enormous lake at the bottom of a unique cave system.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

An emerald-green grotto just a short trip from Austin.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.