The massive machine creates cracking displays of indoor lightning.

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

Three prestigious academic collections come together to create a world-class natural history museum.

Friction between grains of sand cause a curious "singing" sound.

This small-town pizzeria won the Hollywood lottery.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A recreated sign from the movie Jumanji has become a makeshift tribute to the film's late star.

One of the few brewers in the U.S. experimenting with hop-free beers.

A very big rock just plopped down in the New England woods.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

See massive fossils that are over 200 million years old in northeastern Arizona.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

Two thousand artifacts from around the world collected by one woman who loved to travel.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

Mysterious rocks that ring musically when struck.

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

Continuing the tradition of the dime museum in style.

A serene plaza that commemorates one of the Granite State's most iconic figures.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.