Run by a eugenics advocate, this aging institution conducted secret radiation experiments sponsored by Quaker Oats.

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

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

A historic bridge with a lovely acoustic anomaly.

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

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

Over fifty whirling pools left by the glacial age.

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

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

One of the now-less-hidden floral gems of the "Emerald Necklace."

Friction between grains of sand cause a curious "singing" sound.

Museum dedicated to awful artwork.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

Two thousand artifacts from around the world collected by one woman who loved to travel.

An enormous, inside-out glass globe built in 1935.

A beautiful Victorian-era cemetery, complete with a miniature village.

A scattered trail of street art adds a pop of color to the city's stark structures.

It was once nicknamed "the most bombed hotel in Europe."

For part of the year, this innovative greenhouse is painted white to keep the plants from getting scorched.

This Victorian-era public house has set the standard for pub-style elegance for over a hundred years.

Poetic, metallic giraffes adorn a square off an Edinburgh thoroughfare.