A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

The only surviving prototype for Buckminster Fuller's house of the future.

One of the few working locomotive roundhouses in the United States.

A baffling beast so absurd a town councilman called it "intellectual vomit in technicolor."

A grave marker depicting a body snatching tableau on a 19th-century tombstone.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

The heads of two giant mythological water horses honor Scotland's horselord past.

The departure point for the first return flight across the Atlantic.

This severely painted building has a twisted connection to the witch hunts of the 1640s.

A remarkable feat of Victorian engineering across the Firth of Forth.

This Scottish castle has witnessed clan rivalries, Jacobite uprisings, whisky smuggling, and more.

A glacial pothole was once a hideout for a notorious Scottish outlaw.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

An 18th-century lighthouse built on a 16th-century castle is now a monument to the maritime beacons of Scotland.

These docile dragons are ideal inhabitants for the conservatory greenhouses.

A museum wholly devoted to juvenescence.

Hidden behind a wall for decades, this masonic lodge was only rediscovered during renovations.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

This slender three-story building has also had several famous residents.

A bit of retro transportation flair preserved in the world's largest department store.

Elevated freight railway turned wildly successful urban park.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

This museum celebrates a legendary railroad photographer whose personal life was as dramatic as his photos.

This California artist's front yard acts as a gallery for his unique, scrap metal animal sculptures.