It was a colossal waterfall 80 meters tall and more than 300 meters wide.
Nobody remembers for sure when the waterfall last flowed.
Some say it was two hundred years ago.
Malham Cove without the waterfall, as it normally appears.
Photo credit:Allan Harris/Flickr
Malham Cove without the waterfall, as it normally appears.
Photo credit:David Sykes/Flickr