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Wales is a principality that is a part of the [[United Kingdom]]. It occupies the peninsula of land between the [[Bristol Channel]] and the [[River Dee]], on the west side of southern [[Great Britain]]. [[Anglesey]], [[Holy Island]], and the bardic island of Bardsey are also part of Wales.

'''Wales''' is a principality that is a part of the [[United Kingdom]]. It occupies the peninsula of land between the [[Bristol Channel]] and the [[River Dee]], on the west side of southern [[Great Britain]]. [[Anglesey]], [[Holy Island]], and the bardic island of Bardsey are also part of Wales.

Much of Wales is mountainous; the [[Cambrian Mountains]] run the length of the country, from [[Snowdon]]ia in the north. Several [[geological period]]s are named after the ancient Welsh tribes that lived in regions where strata characteristic of the period are to be found; the [[Ordovician]] ((Ordovices), the [[Silurian]] (Silures), and the [[Cambrian]] period is named for Cambria, the [[Latin]] for Wales.

Much of Wales is mountainous; the [[Cambrian Mountains]] run the length of the country, from [[Snowdon]]ia in the north. Several [[geological period]]s are named after the ancient Welsh tribes that lived in regions where strata characteristic of the period are to be found; the [[Ordovician]] ((Ordovices), the [[Silurian]] (Silures), and the [[Cambrian]] period is named for Cambria, the [[Latin]] for Wales.