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

This location holds the truth to what truly happened that faithful night.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

The Wright Tavern is possibly the most important building in Concord Massachusetts to the American Revolution.

The poems Nathaniel Hawthorne and his wife Sophia etched into its windows are still visible today.

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

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

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

In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.

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

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

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

Millions of numbers carved in glass represent the tattoos forced upon victims.

Statue commemorating the use of ether in anesthesia.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

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

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

A men’s restroom became a sandwich shop.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

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

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

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