Bison kill site

Prior to the arrival of European horses to the plains, all Native activity was done on foot, including buffalo hunting. To make this process easier, hunters steered the herd animals towards cliffs or box canyons making them easier to dispatch. Many of these sites were used for centuries, based upon the deep bone beds and associated stone butchering tools.
One site, Canada's Head Smashed In Buffalo Jump has been named as a UN heritage site and the Canadian PO has issued some special cards (one is coming from an archaeologist friend in Saskatoon) but in the meantime this great card was part of a trade