With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

A heavenly experience, right here on Terra Firma.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.

This rare symbol of Eastern philosophy in the West has been created over years of painstaking construction by the local community.

This tall Massachusetts folly got its name thanks to all of the purple prose its vistas inspired.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

Hut with supplies for shipwreck survivors.

Overgrown ruins of a turn of the century island fort that sees very few visitors.

This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.

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

The summer home and later final residence of acclaimed American sculptor Augustus Saint-Gaudens.

An eccentric inventor's castle home with its own indoor weather system.

Former abode of notable poet, complete with literary references and stories of ghosts.

One car at a time please.

3,200-square-foot mural inside Dartmouth Library depicts the history of America with images of human sacrifice, ancient gods, and other unspeakable terrors.

Beautiful hillside Vermont cemetery with amazing funerary art.

The once-abandoned 140-year-old hotel used in the movie "In Dreams."

The world's oldest and largest museum of mass transit vehicles.

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

Artifacts of whaling, with both its perils and adventure, are housed in this museum in a former candle factory.

This tiny patch of arid sand sits in one of the greenest states in the United States.

Sculptures, jams, and the wild west collide at this folksy retreat.

The eccentric mansion of one the most popular horror authors of modern times.

A decidedly out of place statue memorializes the Blues Brothers characters at this water bottling plant.