ɐbˌaʊt tˈɛn,zˈiəɹoʊzˈiəɹoʊ zˈiəɹoʊ jˈɪɹz ɐɡˈoʊ, ðɪs hjˈuːdʒ ˈɪnlənd lˈeɪk, ðə ɹˈɛmnənts ʌv ɡlˈeɪʃɚz, bɪɡˈæn tə dɹˈeɪn ɪn pɹˈɛzəntdˈeɪ mˌænɪtˈoʊbə.
About 10,000 years ago, this huge inland lake, the remnants of glaciers, began to drain in present-day Manitoba.