A reader asked me about the actual extension of the Bell Beaker phenomenon "in the Basque Country". I do not have complete data right now for all the historical Basque area but I could provide some for the Iberian Peninsula at least. Notably this map (there seems to be some major confusion about the real presence of BB):
|Click to enlarge|
I have also provided some more generic info on the Chalcolithic and Bell Beaker, specially in Iberia, in a new dedicated page.
The discussion thread for that page is this one.