Pennsylvanian mass grave and possibly mass murder.

The smallest and oldest covered bridge in Delaware.

The second oldest and longest of Delaware's three covered bridges.

Hidden for 165 years inside a building designed by Thomas Jefferson are the remains of what may be America's first educational chemistry lab.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

An abandoned textile mill that is now home to art and concerts.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

The only museum outside of Australia dedicated to exhibiting the artwork of Indigenous Australian artists.

A luxuriant botanical garden below sea level.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

These crumbling foundations are all that remain of the once-stately 1840s manor that gave the town of Bradenton its name.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

Exact replica of the ancient monument, but much, much lighter.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

Within this lovely Richmond cemetery lie the remains of famous Virginians and some of Edgar Allan Poe's most beloved family and friends.

The only place for a truly presidential dram.

The resting place of a Civil War celebrity's amputated limb.

The Virginia farm where John Wilkes Booth met his grisly end is now largely forgotten.

This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

A small Richmond island dotted with the remnants of hundreds of years of history.