In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

Its border with the Wirral Peninsula is formed by the river Dee, while other rivers include the Usk and the Afon Goch, which itself contains Aber Falls. The Gower peninsula and the Lliw uplands are found within its county of Swansea, while the Harlech dome is found in the foothills of the Snowdonia Range, which also contains this politys highest point, Mt. Snowdon. Other members of its Seven Wonders include the Overton Yew trees, St. Giles church in the city of Wrexham, and the falls of Pistyll Rhaeadr. For 10 points, identify this state of Great Britain whose inhabitants celebrate the eisteddfod, with capital at Cardiff.
Social Science