Built some 4,000 years ago, Corrimony Cairn is a passage grave of the Clava type dating from the 3rd Millenium BC. Built by neolithic farmers, skilled in working stone, they were the first people to domesticate animals, till the land and clear the forests for farming, their society was cooperative. https://www.explore-inverness.com/listing/attractions/historical-sites/corrimony-chambered-cairn/