LAST summer, on the Atlantic coast of France, Charlemagne was introduced to a fine beach game: building big sand-walls near the shoreline in the face of a rising tide.

去年夏天，法国大西洋沿岸，一种有趣的沙滩游戏加入了查理曼大帝元素：涨潮时在海岸线上建一堵沙墙。

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"And potentially also, people travelling up the Atlantic coast of France and Spain and settling in Wales many thousands of years ago".

BBC: Welsh people could be most ancient in UK, DNA suggests