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

The massive machine creates cracking displays of indoor lightning.

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.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

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

Museum dedicated to awful artwork.

Two thousand artifacts from around the world collected by one woman who loved to travel.

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

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

An enormous, inside-out glass globe built in 1935.