The Genographic Project Neander Valley 300,000 years Neanderthals Neanderthals 30,000 years ago Neanderthals describe Neanderthals Homo neanderthalensis Neanderthals Neanderthals 30,000 years ago Neanderthals 30,000 years ago 30,000 years ago 300,000 years ago Neanderthals describe Neanderthals Neanderthals Neanderthals Neanderthals Neanderthals Neanderthals