Harry Houdini plunged into the Charles River and performed one of his escape acts here in 1908.

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

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

Dedicated to the neverending mathematical constant, this plaque next to a park bench was sponsored by an anonymous benefactor.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.

Former home of an abolitionist couple who escaped slavery and established the most active Underground Railroad stop in Boston.

The Boston home of a conductor on the Underground Railroad.

A plaque marking the famous abolitionist's birthplace often overlooked by visitors to the nearby Charles Sumner House.

In the 19th century, this was the center of Boston's Black community.

Historic home of a Black veteran of the American Revolution and one of the earliest civil rights activists in the United States.

The former home of a Boston physician whose murder led to a revolution in forensic science.

Dedicated to a colonial woman who was hanged for being a Quaker.

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

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

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

This funeral home had the honor, if that is the correct word, of hosting the funeral of the famous Sacco and Vanzetti.

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

One of the indelible moments of the American Revolution took place at this location.

This ambitious father and son team reigned supreme over the North End, and witches, for many years.

The location of one of the first private Catholic schools in the country, providing a valuable sanctuary during the tumultuous period when Protestant and Catholic students were at odds.

Stolen goods adorn the organ at Old North Church.

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

A school used as a model for public education across the country.