The deepest metro station in the world.

When you've got to go, you've got to go.

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

The homestead of American patriot John Adams.

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

Centuries-old hoofprints and wagon tracks reveal themselves after a good winter storm.

This Cape Cod museum exhibits what it claims is the only authenticated pirate treasure in the world.

Built to bless whalers before their voyages, this Massachusetts church now features a ship-shaped pulpit.

For 20 years, this whale skeleton has been slowly dripping oil on the floor of the museum where it hangs.

The sea urchin sculpture is an unusual commemoration of a New England town's seafaring history.

In order to save this beloved rock, locals blew it up and put it back together piece by piece.

This old mill and former police station now present a world-class collection of Orthodox iconography.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

Once a private collection, now the only museum of arms and armor in the Western Hemisphere - CLOSED.

This miniature feudal castle was built on a whim to honor a US Navy pioneer.

The Burnside Fountain and its questionable interpretation.

A grave surprise in the downtown area of New England's second-largest city.

All aboard the world's longest miniature railway.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

The unbelievably opulent home built for an infamous newspaperman.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

It should come as no surprise that the world's largest artichoke lies in the town that calls itself the "Artichoke Center of the World."

More than 700 species live within this murky marvel of a swamp on California's coast.