This exhibit allows visitors to wander through the interior of a replica Ice Age glacial cave.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

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

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

The gravestone of an eccentric Connecticut doctor features dinosaur tracks and a pair of fossil tree casts.

This Catskills museum preserves stumps from the earliest known fossil forest on Earth.

A careful eye can find hundreds of dinosaur tracks running along the Connecticut River.

This exhibit is one of the largest and most well-preserved collections of Jurassic-era trackways in the United States.

Fossilized sea bottom and lime quarry.

The first evidence of some of the Earth's earliest life was found in this fossilized undersea grotto.

A beautiful multicolored mound formed by the mineral deposits of the Orenda Spring.

Two mermen, eternally spitting into each other's mouths.

A monument to the military service of America's greatest traitor refuses to even name him.

This picturesque cottage was the site of Ulysses S. Grant’s final and perhaps most important campaign.

Lake Champlain Bridge, the recently demolished and rebuilt bridge where they filmed "What Lies Beneath".

A perfect replica of the beloved show's first set.

The final resting place of the man who played the Invisible Man.

This smiling statue memorializes local cartoonist Bob Montana and his legendary creation.

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

The New England cabin where an infamous British occultist conducted experiments in "magick".

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.

A tomb with a window to ensure the interred wasn't buried alive.

A feminist who put a pretty face on suffrage when she rode a horse through the Capitol.

Secluded amid upstate New York’s Adirondack Mountains lies this subterranean emblem of a nation on the brink of nuclear war. And it's for sale.