The first recognized Neanderthal remains were found in this now-lost cave in 1856.

The only remaining building in New York to see the inauguration of a president is being slowly overtaken by a grocery store.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.

The one-time epicenter of American songwriting is now a little remembered Manhattan commercial block.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

Visit the monolithic tomb of America's most famous general.

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

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

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

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

Other-worldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.

A museum celebrating the Victorian obsession with hair art.

America's largest viking stands in a Minnesota city that believes it was visited by the ancient nords.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

14th century Norse artifacts in Northwestern Minnesota could have proved a Viking landing before Columbus.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

The mighty room where the poet spent most of her life is available to rent for an hour or two.

Artifacts of whaling, with both its perils and adventure, are housed in this museum in a former candle factory.

A former waterfront market is now in the center of town due to some interesting Boston engineering.