This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

A massive Montreal stadium that has seen nothing but trouble since its inception.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

The ballpark in "Pigtown" where the Brooklyn Dodgers made their name was replaced with a huge apartment complex.

This block in downtown Brooklyn was a hotbed of antislavery activism along the Underground Railroad.

Now the site of a high school, this was almost the location of the largest cathedral in the US.

A Collegiate Gothic quadrangle that surrounds an 18th century secondary school whose financing came from the likes of Alexander Hamilton and Aaron Burr, among others.

The Underground Railroad passed right through this historic Brooklyn Heights church.

Walk into the 19th century without leaving Brooklyn.

Final resting place of two dozen New York City harbor ships.

One-time largest man-made structure in the world will be a park in 30 years.

A town trapped in time - 1958 to be exact.

Failed state-supported institution meant to rehabilitate students with intellectual disabilities.

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

The record holder for the world’s largest peach.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

This elaborate towering structure was once famed for its revolutionary height.

Yo, Adrian!

The first American department store, and home to the largest operating musical instrument in the world.

The trials and tribulations of marking Poe's grave.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

Brooklyn's most iconic restaurant, resurrected.

This neo-Gothic former auto showroom is one of the few remaining reminders of Brooklyn's "Automobile Row."