Image for Sea of Snowdon

Sea of Snowdon

Duration: 00:45

Fossil brachiopods show that Wales' highest peak was once under a warm, semi-tropical sea.

Available since: Wed 20 Oct 2010

This clip is from

Iolo's Natural History of Wales The First 200 Million Years

1/6 Iolo Williams follows the story of the first 200 million years of Wales's natural history.

First broadcast: 12 May 2008

Image for The First 200 Million Years Not currently available on BBC iPlayer

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