A quirky museum paying tribute to the history of the optical industry.

You can get anything you want at the former site of the restaurant immortalized by Arlo Guthrie.

A free display of artistic lifesize dinosaur sculptures in a backyard garden.

The location of the pie company that gave a classic toy its name is now a parking lot.

This last stalwart of the now-forgotten feminist restaurant movement served food in an activist atmosphere since 1977.

This abandoned neighborhood is now a park filled with beautiful trees, wildflowers, and hints of its past.

This sprawling 18th-century cemetery features unique and beautiful gravestones, including one shaped like a tree.

This small, unassuming, nursery plays hosts to some unique plant life.

Sites connected to a woman born on a ship and spared by a pirate.

Resonating tubes make music from highway overpass.

A beautiful, creepy 19th-century castle stands incongruously in rural Vermont.

A stunning garden filled with fantastical environmental folk art and sculptures.

This mysterious artificial cave has long puzzled New Englanders.

This massive boulder is inscribed with the story of a sensational hostage negotiation dating back to Colonial times.

This unassuming Massachusetts residence was built with a trap door to hide escapees on the Underground Railroad.

This sculpture commemorates the first instance of an American president pardoning a turkey.

Hauled from the water's depths, Henry VIII's flagship is preserved in this capsule-shaped museum.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Home of the only civilian casualty at the Battle of Gettysburg.