A simple but powerful tribute to the 20 victims of the 1692 witch trials.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

Like stepping into a spooky fairy-tale, this shop carries the dark ideas of artists and other makers.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

A collection of full-size movie monsters opened to the public.

Once the largest gravity dam in the world.

The only surviving building of historic West Boylston, which was flooded to create the Wachusett Reservoir.

A spooky and decrepit mental health facility is slowly being replaced with newer digs.

This miniature feudal castle was built on a whim to honor a US Navy pioneer.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

An abandoned concrete jungle surrounded by a lush park.

This abandoned prison castle has become an imposing gallery of graffiti art.

In the power of this waterfall, Alexander Hamilton saw the potential for industry.

This massive boulder is either a unique rock formation created by glacial melt or a magic energy vortex.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A mosaic made of materials gathered from this Brooklyn community adorns the walls of this tunnel.

This Queens hospital has stood abandoned for almost 20 years after its patients were secretly relocated in the dead of night.

The home of aviation trailblazers, in a remote corner of the big city.

This 19th-century clock has been restored to help withstand the harsh environment of its seaside home.

A former seaside jewel built for the everyman is now simply a neglected art deco fortress.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

This small, hidden cove is home to abandoned boats.

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.