Symposium 02 at the same time, Sitting first on the right side of the podium, two half-person high wooden high chairs, Del wearing a smart nanomembrane face mask, With Yvonne wearing a smart nanomembrane face mask, At the same time, I got up and walked slowly to the front of the podium, half an hour, Del looked at the transparent wooden rimless smart gsses, Say slowly: 15000 BC - 5000 BC, Pacific Mu ti civilization, vast nd, East from present-day Hawaiian Isnds, West to the Mariana Isnds, To the south are Fiji, Tahiti and Easter Isnd, The whole ti is 8,000 kilometers long from east to west and 5,000 kilometers wide from north to south. equivalent to the bined area of North and South America, The total area is about 35 million square kilometers, Shiranibra, the capital of the Mu Empire, and major cities, There are stone avenues and als, City roads and pace walls are decorated with metal, gleaming, splendid, The Mu people are highly intelligent and profit at seafaring, At first the Kara people sailed eastward, Arrived from tral America to South America, created the Kara Empire, The Nakha sailed westward and nded in Burma, South Asia, Expand along the dire of India and establish the famous Naka Empire, Acc to legend, the Naka people have a very high IQ, and their sce and teology are beyond the try of Mu. The ied airship often flew back to the try of Mu, bringing all kinds of rare items and gold, silver and precious stones, The a ti had no steep mountains, pins and low hills, As far as the eye see, the soil is fertile, the pnts are lush all year round, and the flowers and fruits are fragrant throughout the four seasons. The lotus, the national flower of the a ti, blooms, In the shade of trees, colorful butterflies flutter, hummingbirds chirp, wild elephants roam in swarms in the primeval forest, The Mu Empire is pr day by day, the potential danger is always there, and the disaster of extin suddenly es, In the fifth millennium BC, the nuclear explosion destroyed, The whole earth with its towns, forests, people and animals gradually sank, At st engulfed by a huge abyss where e-red va flows, half an hour, Yvonne looked at the transparent wooden rimless smart gsses, Say slowly: 13000 BC - 500 BC, North Ameri Clovis culture, aka Rano Culture, It is a prehistoric a Indian culture in North America, Acc to radiocarbon dating, Its remains be traced back to the st gcial period 11,500 years ago, The most special thing is that they have specific tools to hunt rge mammals, The most special tool in the Clovis culture is the Clovis gun, with stone and fluted tips, The Clovis tip is double-sided, generally with grooves on both sides, Since Clovis gun heads were also found at the site of the mammoth remains, It is generally accepted that the Clovis people hunt mammoths, The mammoth itself is just one of the Clovis food, They also hunted a bison, mastodons, ground sloths, tapirs, a sheep, horses and other small animals, A total of more than 125 species of pnts and animals were used or eaten by the Clovis people, Their disappearance was indeed very sudden, It is presumed that the Clovis people had reduced food sources due to overhunting, In addition, climate ge, disease and predators are killing them in rge numbers, Others think the Clovis didn&039;