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

Ice cream stand, snack bar, and time capsule of milk conveyance.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

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

Solar powered Spectacle Island features all-green facilities.

Trash escaped from a landfill to fill beaches with all kinds of treasure.

Two thousand artifacts from around the world collected by one woman who loved to travel.

The world's largest piece of copyrighted artwork.

This memorial garden is the final resting place of many beloved pets including that of a famous explorer.

This small shop walked so America could run on Dunkin'.

The nation's second-ever First Lady urged the founding fathers to "remember the ladies."

This site commemorates the former inn and restaurant where the chocolate chip cookie was first crafted.

She become one of the first women to serve in the United States military by secretly dressing like a man.

The homestead of American patriot John Adams.

The ruins of one of the first railroads in the U.S. lie hidden within a neighborhood cul-de-sac.

From economic backbone of a community to deadly diving hole, these former stone quarries are now a park for rock climbers and graffiti artists.