I've heard about this! They found a site that was a V-shaped cleft in the landscape, at the bottom and around the mouth of the cleft they found evidence thousands of buffalo being slaughtered on a fairly regular basis....fascinating stuff! It wasn't a high up as you seem to have made it but there ya go! Great stuff!

Available on Amazon for the Kindle E-Reader

All the Woes of a World by Jonathan Icknield aka The Bryster

And in my final hours - I would cling rather to the tattooed hand of kindness - than the unblemished hand of hate...