Walk over a 150 year old manhole.

A hip bar decorated with walls of golden skulls.

New York City's smallest piece of private property.

Unrepaired walls from a 1920 anarchist bomb attack.

"Mock all and sundry things, but leave the saints alone."

Historic Hull Street was actually the first street with a proper name in the Boston area.

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

Narrowest house in Boston.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

A mysterious stone embedded at the base of a historic Boston building.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

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

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

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

A former plague hospital turned medical museum.

A 'living museum' in Leiden, the oldest of its kind in the Netherlands.