A rusted metal giant pays tribute to Birmingham’s industrial past.

The humble beginnings of one of America’s greatest songsmiths.

This unique museum cafeteria showcases the history and regional diversity of African American cuisine.

Once one of the largest producers of pig iron in the world.

These ruins are all that's left of the former Alabama State Capitol.

A collection of huge Pre-Colombian structures in Alabama.

Follow the steps, and this roadside artwork will teach you how to dance.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

The first space rock known to have struck a human.

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

The homestead of American patriot John Adams.

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

Interactive museum complete with costumed re-enactors and the only known surviving chest from the Boston Tea Party.

A dedication plaque on this Boston tunnel is a microcosm of a massive, controversy-laden construction project.

Historic home of a Black veteran of the American Revolution and one of the earliest civil rights activists in the United States.

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

Former home of an abolitionist couple who escaped slavery and established the most active Underground Railroad stop in Boston.

This memorial honors those who served on Gallops Island Radio Training Station during the second World War.

The Boston home of a conductor on the Underground Railroad.

A school used as a model for public education across the country.

A centuries-old church stands as a testament to Boston's "father of architecture."

Statue commemorating the use of ether in anesthesia.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

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