Mayan people of day preserve much of the richness of their heritage, while other cultures have forgotten their own legacies.

Incisions made on the bones of prehistoric giant sloths show that human beings were living in Ohio much earlier than previously thought.

Modern human beings share traits with Neanderthal ancestors to a greater or lesser extent according to geographic origin. Interbreeding with Homo sapiens neanderthalensis was widespread, and so perhaps was the eating of Neanderthals by human beings.

Evidence of ancient caribou drives on the bottom of Lake Huron. Evidence also of a great flood in the Great Lakes basin.