Eclectic architecture in the woods of New York.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

Lost subway station nestled beneath Toronto's busy commuter line.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

Willy Wonka would love this weird half-a-home.

The Victorian-era greenhouse is stuffed with tropical plants, and open 365 days a year.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

The Incredible Hulk, Yoda, Mulder and Scully, and many many others watch over the mean streets of Toronto.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

The artwork commemorates the many ways 20th-century people perished while on the clock.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

One of the largest underground systems runs under Canada's largest urban center.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

The graffitied ruins stand hidden within the Pennsylvania woods.

This unusual structure may be on its way to becoming a cultural landmark in Toronto.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

A historic recreation of the golden age of the Erie Canal, abandoned for some time, slowly being restored.

The oldest landmark of Toronto is a testament to shifting sands.

This "Palace of Purification" has made many film appearances as a dark and sinister headquarters.

A Canadian POW for German soldiers during WWII where prisoners hatched an elaborate escape plan.

The shared home of a utopian commune that practiced "free love" a century before the hippies.

No one knows who painted this mysterious mural in a Penn State basement.

For decades, it has disappeared and reappeared as water levels rise and fall.