<human>:  When did the Cro-Magnon people live?
<bot>: The Cro-Magnon people lived between 20,000 and 10,000 years ago. They were the first humans to leave Africa and inhabit Europe. They were hunter-gatherers who hunted large game, such as bison, mammoth, and rhinoceros. They were skilled craftsmen who made beautiful art and jewelry out of bone, ivory, and stone. They were also skilled farmers who grew wheat, barley, and other crops.