The world's most active stratovolcano is almost always erupting.

Gorgeous views of Italian mountains and valleys form the backdrop of this unique open-air theater.

This mosaic-lined medieval church was built by the world's first admiral and still holds mass in ancient Greek.

A collection of grotesques lines the walls of this Italian villa.

Where Aleister Crowley taught magick in "La Chambre Des Cauchemars," his "Chamber of Nightmares."

A carriage house converted into what resembles an 11th-century English manor house

Row, row, row your pumpkin quickly down the stream.

Rock face that shares a name with Mary Shelley's famous doctor.

The childhood home of the meat inspector who would become the face of America.

This small museum is an eccentric shrine to boyhood in the 1960s.

The ghost town that was one of New Hampshire's first settlements now exists as a park detailing its history.

The New England cabin where an infamous British occultist conducted experiments in "magick".

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

Even Henry David Thoreau found this glacial pothole irresistible.

Enormous, fluffy dogs frolic around this museum dedicated to a legendary Saint Bernard.

The famed amusement district marks the beginning of summer with a wild procession of nautical creatures.

Launch vegetables using oversized slingshots at this Fingerlakes winery's roadside attraction.

A one-ton statue of Steve Rogers beautifies the entry to a Brooklyn Bed, Bath & Beyond.

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

This speakeasy continues the Prohibition-era legacy of Harlem's jazzy Swing Street.

The first museum in the United States dedicated entirely to posters.

See wolves, coyotes, and arctic foxes in a natural environment smack in the middle of New York State.

Historical figures from New York City's Catholic community reside in Midtown.

The iconic Manhattan corner that was once the site of the Beastie Boys' fake clothing store.