The only surviving fragment of the lost Narragansett Pier Casino.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

Civil War Fort on an island in the Boston Harbor.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

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

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

The “American Gothic" artist's largest works hang in an Iowa State University library.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

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

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

Extraordinary objects lurk in this quintessential regional museum.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

At 207 feet, one of the world's longest continuous escalators.

One street divides a single town that stands in two U.S. states.

The highest point in Virginia can only be reached by passing through ponies and flowers.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

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

The peaceful space is adorned by paintings by the famed abstract artist Mark Rothko.

Dispersed across 45-acres, 39 structures house a massive collection celebrating American Folk Art.