The largest glacial erratic boulder on Cape Cod.

The oldest playground in America.

A little Lego easter egg is hidden underwater in the Boston Tea Party tableau at Miniland.

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

The world's largest piece of copyrighted artwork.

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

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

This lakeside tower is the third attempt at getting a tourist destination to stick on the spot.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

A lighthouse on a diminutive island was one of the first of its kind to guide seamen home.

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.

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

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

This delicate museum is devoted to the art and industry that once supported Cape Cod's oldest town.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

This hidden labyrinth offers walkers some brief peace of mind.

It took 275 years and four burials to finally put the Mayflower’s most famous passenger to rest.

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

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

Haunted boulder in a front yard with a witch painted on it.

The oldest working bell set in North America, the bells at Old North Church sat silent for their first four years in Massachusetts.

This abandoned radar station from the Cold War era now only broadcasts a seriously ominous air of isolation.

One of America's most historic homes also holds a startling literary legacy.

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