Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Alexander Hamilton’s creation caused quite a bit of controversy.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The watery grave of an impractical idea.

This posh mansion began as a family's estate and ended as the site of a murder ripped from the pages of a pulp novel.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

The only arched bridge made of stone on the entire Mississippi River.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

The first declared National Monument in the United States.

These pretty kitties killed and ate as many as 135 railway workers.

An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.

A wall of chewing gum moonlights as collective art.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

A museum dedicated to the history and exploration of both popular music and science fiction.

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

After the musical legend's death, his memorial was mysteriously graffitied in gold.

This bright yellow building is packed with sweet treats from all around the world, from chocolate-covered crickets to whoopie pies.