The maritime museum that boasts the largest nautical library in the western hemisphere.

Under a playground is a little-known sealed train tunnel that likely contains the bodies of workers trapped by cave-ins.

This beautiful vintage movie palace has seen little change in form or function since the 1920s.

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

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

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A glimpse of a waterfall is reached by a steel catwalk along a slot canyon located in an Ouray city park.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

This harrowing climb along West Virginia's jagged spires is one of the only Via Ferrata on America's east coast.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

This shale formation along the Appalachian Trail once inspired the third president of the United States.

A monument marks the location of the first successful steamboat demonstration.

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

This nine-story building can be played like an instrument.

Makers and sellers of the original and finest York Ghosts.

Follow the original medieval paths that wind through this intriguing section of the city.

A century-old tradition has culminated in a small but singular collection of feline effigies.

This extraordinary Viking artifact has traveled throughout the city.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.

This Scottish graveyard is the final resting place of the man who inspired the character Ebenezer Scrooge.

Now home to a drinking establishment, this building has a macabre history.

In 1329, Christine Carpenter entered this small stone cell in the hopes of becoming a living saint.

This breathtakingly beautiful botanical garden is home to a mob of wonderful wallabies.

Gothic tower where Lord Alfred Tennyson wrote the poem "The Sleeping Beauty."