An 18th-century home taken over by antique automatons and musical machines (Closed).

Tucked away in a corner of a Maine general store there was a museum devoted to an equally beloved and reviled local soft drink.

This museum explores the history of policing and is also home to a very popular taxidermied duck.

This Art Deco theater is the last remaining opera house in the “little Broadway of the North.”

Trinkets and toys lovingly handmade by maximum security prisoners.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

This architectural onion has an original 1930's Jerry O'Mahony dining car at its core.

The world's oldest and largest museum of mass transit vehicles.

This 19th century Sioux City candy company is the home of the Twin Bing, a historic, chocolate-covered treat.

At a mile long, the Fort Madison Bridge is the largest double-decker swing-span bridge in the world.

An underground wonderland in Iowa.

An obelisk commemorating Lincoln's role in connecting the coasts.

The remains of a bustling turn-of-the-century park built to showcase the wonders of electricity.

The first woman in the United States to get a driver's license is buried here.

Dedicated to a college founder's alleged ancestor who was martyred in 1555.

The oldest brick saltbox house in America.

This penny stopped a bullet and saved a soldier’s life during the American Civil War.

A stone marker dedicated to the “Father of American Education.”

The Inuit kayak from Robert Peary's 1896 expedition to Greenland is now on display at a local library.

Location of the first public performance and singing of the "Battle Hymn of the Republic."

The largest battery in New England sits atop a Massachusetts mountain.

A stone marker dedicated to a Black veteran of the American Revolution who refused to leave his land near Walden Pond.

Since 1929, millions have sought miraculous healing and solace from this unknown yet deeply revered Irish priest.

The former home of a Boston physician whose murder led to a revolution in forensic science.