The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

Welcome sign announcing Haverhill, MA, as the birthplace of horror rocker/artist/director Rob Zombie.

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

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

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

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

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

One of the indelible moments of the American Revolution took place at this location.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

This headstone marks the grave of an 11-year-old boy killed during clashes in the streets over the boycotting of British goods.

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

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

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

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."