[SunkenCiv]

correction to the caption/illustration posted above:

The use of stylized bell-shaped pots like this one from Sierentz, France spread across Europe beginning about 4,700 years ago. DNA analysis show that this so-called Bell Beaker culture was brought to Britain by people who largely replaced the island's existing inhabitants. Anthony Denaire

correction to the caption/illustration posted above:

DNA from people from the Bell Beaker culture (illustration of one man shown) reveal that they descended from nomadic herders who migrated from the steppes of Central Asia. Manuel Rojo-Guerra/ Luis Pascual-Repiso

[Bob Ireland]

How many came to California from Mexico?