The place to be if you love vintage Swedish cars.

More than a century of radio history is told in these displays.

A former fortified tower now houses a collection of classic communications equipment.

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

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

Once one of the largest producers of pig iron in the world.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

On Hurricane Island, a former ghost town has been transformed into a forward-thinking research center.

A World War II gun battery sits at the easternmost point of North America.

Great Britain's only hat-making museum.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

Of course the guy with the first patent for an ice machine lived in Florida.

D.C.'s first central library was born out of a chance encounter with the philanthropist whose name it bears.

This archaeological museum in one of Peru’s most intriguing regions exhibits ancient artifacts from the Nazca civilization.

A lone tower rises above the cliffs in a city park, offering fantastic views of the Connecticut landscape.

The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

Buried next to Pompeii, this lesser-known Roman villa was the opulent vacation home of Emperor Nero's wife.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

One of the most unusual geological features, recognizable from a dozen hit movies.

A mountain range on an active U.S. Navy base hides thousands of mysterious prehistoric rock carvings.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

An artificial crater field that trained astronauts for lunar exploration.