The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

The little-known final resting place of one of America's greatest writers.

You can get anything you want at the former site of the restaurant immortalized by Arlo Guthrie.

Homemade rockets, dinosaurs, and robots make this New York small business much more than a furniture store.

A former poultry store that looks like a giant duck and is one of the "seven wonders" of Long Island.

This giant rock arrived at this quiet park thousands of years ago on the back of a massive glacier.

The real-life site of Ichabod Crane's infamous gourd attack.

This small road tunnel is the only place where you can cross beneath the Erie Canal.

This forlorn park is the result of a failed investment turned tax dodge.

A nearly 100-year-old dining car in upstate New York embodies the golden age of roadside dining.

"A hideous albatross in the Hudson River Valley."

The rustic think-space of famed naturalist John Burroughs stands exactly as he left it.

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

"Gnome Chomsky" was once the largest gnome in the world, but is now simply tall for his kind.

The lost town of Neversink, sunk by New York City.

These mouldering mansion ruins remember a time when the Catskills were nothing but luxury.

A beautiful, historic location open to the public.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

100 massive sculptures in the Hudson River Valley.

The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

An abandoned Gold Coast-era mansion once intended for the exiled ruler of Albania, who never arrived.

An abandoned asylum once on the cutting edge of lobotomies may be reborn as a Christian college.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.