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

A popular 19th-century natural landmark is now hidden within a sprawling forest.

A strange, heartwarming, decades-old declaration of love on a New Hampshire roadside.

Around 100 sculptures from artists all over the world decorate the hiking trails surrounding this locale.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

America's oldest archaeological site or a muddled case of wishful thinking.

Even Henry David Thoreau found this glacial pothole irresistible.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

This strangely amalgamated museum explores the history of the Timex clock company as well as archaeology.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

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

New London, Connecticut still holds a grudge against its hometown son who turned traitor and burned the city.

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

Public outcry led to this bridge's unique character which celebrates a giant frog battle and also sewing.

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

A castle inspired by medieval architecture is hidden in the woods of Connecticut.

The cave where two British judges hid in exile after sentencing the king to death.

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

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

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

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

An iconic steel and chrome diner from the 1940s left empty for nearly 20 years is in danger of being demolished.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.