A unique columnar residence built in the 19th century.

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

This unassuming stone commemorates a condiment factory gone up in smoke.

This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.

Sacks of potatoes, made of cast stone, mark where the iconic potato sheds once stood along the river.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

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

This parking garage was the site of what was - at the time - the largest cash robbery in history.

Silverware in the sidewalk outside a grocery store cements this neighborhood’s Italian culinary history.

The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

What may be Boston's finest Art Deco building, located in the city's Financial District.

These whimsical works of art tell the story of the city's past and present.

A tiny plaque marks the location of the water source that facilitated the birth of modern-day Boston.

These items are all that remain from the room used by the author during his second tour of the U.S.

Dedicated to one of the darkest moments in Irish history, this memorial has faced its fair share of backlash.

A more than 260-year-old crypt built on Boston's oldest English burial ground.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

This headstone marks the grave of an 11-year-old boy killed during clashes in the streets over the boycotting of British goods.

This statue intended for children to enjoy became a minor political spat.

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.

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

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

Statue commemorating the use of ether in anesthesia.