Now home to hardy plants, these sand and gravel dunes once held back a massive prehistoric lake.

Amazing views of Long Island Sound can be seen from this mountaintop tower.

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

This classic steam-powered train takes tourists on a nostalgic trip around the Connecticut River Valley.

A small museum packed with specimens from important fossil sites and minerals from historical pegmatite quarries.

An abandoned Victorian-era mill in the middle of modern Manchester.

This historic railway museum may have lost its passengers but not its love for trains.

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

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

Inside a state forest, the forgotten remains of a Cold War defensive installation.

A parade of antique steeds offers a quirky ride through history.

Who knew the Devil's domain was a hot spot for tubing?

These Benedictine nuns have been making artisanal cheeses since before it was cool.

This small-town pizzeria won the Hollywood lottery.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

A few stone foundations and an old graveyard are all that is left of this once thriving settlement in the wilds of Connecticut.

The world's largest indoor go-kart racetrack is hiding in Connecticut.

The once abandoned ruins of a Victorian beachside amusement park are now back in working order.

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

A famed data visualizer's personal sculpture garden is a landscape of modern and megalithic wonders.

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

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.