The location of the last stand of Charles Manson's doomsday cult.

Couple's personal collection of pinball machines turned public pinball museum.

Graffiti, cars, and religion combine to create this jungle of scrap in the Nevada desert.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

In paradise, feral pigs have claimed an island all to themselves.

These eerie outliers of the lightning bug family glow a mysterious blue color.

A wall of chewing gum moonlights as collective art.

Quite simply the largest tree in the world (by volume).

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

An eclectic trailer park retreat in the middle of the California desert.

This frequently-photographed waterfall takes only a short hike to visit.

A museum dedicated to the history and exploration of both popular music and science fiction.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

A museum befitting the city responsible for supplying the majority of the world's LSD.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

A beautiful geyser under environmental threat.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."