An Olmec monument is displayed at the entrance of the Paris Quai Branly museum on September 29, 2020. This Olmec head, 1200-900 BC, weighs five tons and traveled for the first time outside of the Xalapa museum in Mexico and needs a special installation treatment. The Olmecs were the earliest known major Mesoamerican civilization. Exhibition starts on October 8, 2020. Thomas COEX / AFP