One of the largest public collection of historic armored and military vehicles in North America.

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

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

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

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

The world's largest piece of copyrighted artwork.

Site of the creepy house used in Lucio Fulci's "The House by the Cemetery."

Come for the flowers, stay for the bats!

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

A fortress on this island housed the mysterious prisoner known as the "Man in the Iron Mask" for more than a decade.

Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.

This monumental fountain has moved around the city multiple times.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

Breathtaking and huge 430 year old maps of Italy.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

A place to eat for on-the-run agents and espionage enthusiasts.

Statue dedicated to the star of an old television show.

A hotel with a rich Wild West history of miners and bootleggers.

This spectacular track has run continuously since 1882.

The hill that gave the Massachusett tribe, and later the state, its name.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

This historic patch of real estate offers a glimpse of colonial Boston.

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