In Rickwood Caverns, visitors can travel hundreds of feet underground and see beautiful formations unique to the region.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

These rows of World War II-era bunkers were the scene of some of the infamous Mothman sightings.

The legend of a local monster still haunts this small town.

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

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

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

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

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

A plaque marking the famous abolitionist's birthplace often overlooked by visitors to the nearby Charles Sumner House.

A tiny plaque marks the location of the water source that facilitated the birth of modern-day Boston.

A centuries-old church stands as a testament to Boston's "father of architecture."

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

This historic Boston building has gone from personal estate to porn theater and back again.

This funeral home had the honor, if that is the correct word, of hosting the funeral of the famous Sacco and Vanzetti.

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.

This impressive Boston holy house is the American mecca for Christian scientists.

Tragedy on Little Brewster Island memorialized.

Statue commemorating the use of ether in anesthesia.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

One woman’s obsession gave birth to this lovely oddity at the Boston Public Library.

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

Historic Hull Street was actually the first street with a proper name in the Boston area.