The River Conwy in North Wales flows through Snowdonia. In the past, the valleys of Snowdonia were carved out by vast ice sheets. Today, flowing water shapes the landscape. Freeze-thaw weathering ...
The River Conwy in North Wales flows through Snowdonia. In the past, the valleys of Snowdonia were carved out by vast ice sheets. Today, flowing water shapes the landscape. Freeze-thaw weathering ...
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