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

This landmark cemetery in Boston was created more than 300 years ago.

Narrowest house in Boston.

Beautiful steampunk ghosts of early Massachusetts.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

The site of Paul Revere's historic two lantern warning.

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

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The Boston square dedicated to the dark poet who was born nearby.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

A beautiful Victorian-era cemetery, complete with a miniature village.

Assemble a masterpiece at the first and only North American school exclusively dedicated to mosaic art.

Illegal drag racing two stories beneath Chicago’s streets.

You can take a class, browse the library, or visit the lavish lair of an international men's humor society.

A beloved Chicago music venue offering cold beer and lots of “Friendly."

The 606 is a decade in the making.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A display of magnificent stained glass windows is the first exhibit of its kind.

This historic hotel invented the chocolate brownie.

Pizza with a side of fine art.

Years of archaeology, just chillin' by the water cooler.

All of Chicago's wood-paved streets are long gone but two alleys remain.