Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A layered tribute to the work of mosaicist Isaiah Zagar.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

World's first "penitentiary," meant to be humane, drove men insane.

An unusual assortment of steerable wooden sleds is on display in a library in New Jersey where they were first invented.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

The first partially complete dinosaur skeleton was discovered here, forever changing the world's view of the ruling reptiles.

The rusting remains are visible sticking out of the waters of the Delaware Bay.

Destructive children, start your engines.

World War II bunker still standing on the New Jersey beach.

A unique sculpture park that specializes in the huge and bizarre.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

The only thing better than tubing down New Jersey's scenic Delaware River is doing so while eating a hot dog from a giant floating stand.

An underground magnet for ever-changing street art.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

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