While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

This historic park site contains the last remnants of a once bustling canal system.

An abandoned Depression-era zoo hidden just off the highway.

A seasonal movie monster museum featuring wax creations by a relative of one of the original Universal Studios monsters.

A museum dedicated to antique toys, collectibles, and nostalgia.

The "possessed" house that inspired "The Haunting in Connecticut" book and movie.

These etchings reveal the history of a long-gone quarantine site.

This 19th-century Hamptons windmill was once home to modernist painter Agnes Pelton.

Hidden behind a Target are pillows of cooled lava that formed at the bottom of a deep lake in the Mesozoic Era.

This cemetery is home to numerous granite headstones that are works of art unto themselves.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

This stunning Connecticut mansion is actually just a one-room-deep hoax.

This petite park lets visitors see and touch examples of fossilized dinosaur tracks.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

The place where Samuel "Slater the Traitor" brought the Industrial Revolution to America.

A safe space and resource for anything and everything relating to sex and sexuality.

The author of Uncle Tom's Cabin was neighbors with Mark Twain while living in this Connecticut home.

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

Memorial to one of the most fatal fires in both circus and U.S. history.

An overgrown and abandoned tuberculosis ward resides in the midst of a quaint modern neighborhood.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

A wunderkammer hidden on the top floor of the Hartford statehouse.

An abandoned gun-funded 19th century utopia.