This giant Boston statue of Mary is standing on a globe to show her power over the universe.

Dim sum, served in a grand old theater.

Civil War-era Fort designed to withstand invasion and attack, with tricky traps called "murder holes."

These impressively detailed battle scenes depict the violence and tragedy of war in miniature.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

This lighthouse was witness to the end of WWII hostilities and now collects creepy cairns.

Over fifty whirling pools left by the glacial age.

A town wears its heart on the sleeve of a smiling girl, arms flung wide open in a cheerful greeting for all who encounter her.

Concrete strongholds stand guard over the Golden Gate.

A famous alternative culture epicenter and where Joplin serenaded young hippies.

Visible below the waves are memorials to the city's Gold Rush dead.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Less a museum than a bizarre fantasy world created by artists and engineers.

This unusual building straddles two countries.

One of the few brewers in the U.S. experimenting with hop-free beers.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

The once-abandoned 140-year-old hotel used in the movie "In Dreams."

Carved, egg-shaped stone with no explanation.

Even Henry David Thoreau found this glacial pothole irresistible.

A building so large that it has its own weather.

Former wax museum from the 1960s, home to many wax U.S. Presidents and the famous White House miniature.

This tiny patch of arid sand sits in one of the greenest states in the United States.