Over the Memorial Day weekend, a woman was taking a stroll at Rio Del Mar State Beach in Northern California when she found a mysterious object in the sand that turned out to be a tooth from an ancient mastodon. The foot-long tooth belonged to an adult member of the extinct Ice Age species. This
https://www.theepochtimes.com/woman-found-ice-age-mastodon-tooth-on-california-beach_5319582.html