A walk through the historic city center, under the streets of Seattle.

This museum of miniature displays provides a journey through early American history.

Home of an evil witch famous within southern folklore.

This former maximum-security prison is creepy, sobering, and supposedly haunted.

A Circus legend leaves an unexpected endowment.

The largest retailer of seashells in the world.

Former utopian colony based on the belief that the universe exists in a hollow sphere.

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

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

Three prestigious academic collections come together to create a world-class natural history museum.

A plaque memorializes the Boston location of one of the largest nightclub fires in history.

Tragedy on Little Brewster Island memorialized.

The site of Paul Revere's historic two lantern warning.

The last remaining 19th-century tenement from Boston's old West End neighborhood.

The Boston square dedicated to the dark poet who was born nearby.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

Dedicated to a colonial woman who was hanged for being a Quaker.

A mysterious stone embedded at the base of a historic Boston building.

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

A stone marker commemorating the first time sound was transmitted over wires.

Allegedly haunted by Walt Disney himself, this inconspicuous lamp is always kept lit in his honor.

A grave dedicated to the pioneers who settled California.

Murder, searching for gold, and being cut in half—the memorial statue of Daniel O. McCarthy and the Pioneers of '49

At this local mall, visitors are ushered through a 1940s jail exhibit.