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Here is a view to the north across Snowdonia from near Dinas Emrys (in the lower right corner). The yellow markers show where significant events happen, or are prophesied to happen, in the fourth book. The story includes the notion that the battle of Camlann--Arthur's final battle--occured in Cwm y Llan in North Wales. This legend has never been substantiated historically, however, no other location has been proven either.