Louise Bourgeois' 30-foot-tall steel spider sculpture.

This three-chambered cave is the only protected natural bat hibernaculum in Quebec.

A monument marks the beginning of the longest north-south road in the United States.

New Brunswick's tallest mountain is the highest point in all the Maritimes.

A tiny, picturesque island, where cows and wild horses wander around the houses.

Cliffs that hold fossils, including the earliest known reptile, dating back more than 300 million years.

A quarter mile off the coastal tip of Maine you'll find the "Beloved Island" of Franklin Delano Roosevelt.

The life of one of FDR's possible mistresses is preserved in her palatial Hudson Valley mansion.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

The mansion home of author Edith Wharton.

The building that inspired Shirley Jackson's "The Haunting of Hill House."

The Hudson River School comes alive at this palatial estate.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

One philanthropist's extensive collection of knick-knacks and curiosities is now a public museum of oddity.

Unicorns, elephants, and bears, oh my!

The mansion and cenotaph of the New Hampshire Faust.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

This series of landscape dioramas tell the story of New England forestry in exacting miniature detail.

Beautiful natural falls where Satan once ruined a pot of beans.

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

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

The vaguely man-shaped root that ate the body of the founder of Rhode Island.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."