A terrific purveyor of natural history objects and curios.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

Elevated freight railway turned wildly successful urban park.

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

This beautiful Miami garden was designed as a laboratory for tropical plants.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

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

Largest institutional collection of tomb figures from Western Mexico in the United States.

Former laboratory of radical psychiatrist Wilhelm Reich.

A very big rock just plopped down in the New England woods.

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

University of New Hampshire holds the documentation and artifacts of local alien abductees.

The 100-year-old public collection of a New Hampshire dentist that contains taxidermy, Native American artifacts, and a pair of mummy hands.

A museum dedicated to "science, history and the arts" little changed since 1915.

The world's largest rotating world.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

A self-built castle made by a mysterious man.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

This 150 foot seven-tiered cascading waterfall is one of the hidden gems of the White Mountains.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.