The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

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

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

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

Solar powered Spectacle Island features all-green facilities.

The site of the tragic isolation of Nipmuc Native Americans left to perish in King Philip's War.

Second largest wastewater treatment plant in the country.

Ornate and macabre headstone in one of the country's oldest cemeteries.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

This Canadian island is a veritable garden of decay with countless abandoned structures dotting the landscape.

A morbid piece of memorabilia from the most famous shipwreck in current history is just one of the many poignant artifacts in this Canadian museum's collection.

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

This black shoreline is made up of exploded lava particles.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

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

The Boston square dedicated to the dark poet who was born nearby.

Civil War-era Fort designed to withstand invasion and attack, with tricky traps called "murder holes."

Trash escaped from a landfill to fill beaches with all kinds of treasure.

Once a private collection, now the only museum of arms and armor in the Western Hemisphere - CLOSED.