Toxic waste disaster that founded the Superfund program.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

A rock maze opens up to a panoramic viewpoint at an abandoned mine full of ghost stories.

Where one of the worst train disasters in the country took place, leading to upgrades in rail safety.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

An abandoned tuberculosis hospital moulders on into an uncertain future.

This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.

The library of every book lover's dreams.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

This edgy museum will whet your appetite for the industrial history of Western New York.

This Frank Lloyd Wright summer house was designed along Lake Erie as a retreat for a client's wife.

A preserved factory in the "Home of the Carrousel" is now a museum dedicated to the classic wooden ride.

All that remains of one of the Civil War's more deadly POW camps is a simple flagstone.

A beautifully designed asylum was resurrected as a hotel and art center with a ghost story or two.

This massive melon is a recreation of a similar gate from the Pan-American Expo.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.

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

This landmark jazz venue is the oldest continuously running African-American club in the United States.

This Buffalo museum hides an Art Deco gas station designed by Frank Lloyd Wright.

The seat of Buffalo government is a gorgeous Art Deco palace.

This unique crypt designed by Frank Lloyd Wright for his longtime friend was not completed in either man's lifetime.

Buffalo's abandoned concrete grain elevators are getting a second life.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

Ruins of a once-prized railroad station in New York.