A Civil War fort in the middle of Washington, D.C. has been swallowed by a forest.

This grand gothic brewery has been pumping out suds for over a hundred years.

The site of the climactic scene from the classic horror film is now a historic landmark.

A unique sculpture park that specializes in the huge and bizarre.

A pride of the state, this working museum crafts pottery mosaics in the style of Pennsylvania's earliest European settlers.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Mysterious rocks that ring musically when struck.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This popular Boston haunt is reminiscent of a time gone by, when slow cafes and sweet-smelling smoke wafting from patios was the norm.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Statue commemorating the use of ether in anesthesia.

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

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

This landmark cemetery in Boston was created more than 300 years ago.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

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

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

An enormous, inside-out glass globe built in 1935.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.