No Arthurian legend would be complete without Excalibur. It is sometimes attributed with magical powers or associated with the rightful sovereignty of Great Britain. Sometimes Excalibur and the Sword in the Stone (the proof of Arthur's lineage) are said to be the same weapon, but in most versions they are considered separate. The sword was associated with the Arthurian legend very early. In Welsh, the sword is called Caledfwlch.
Marked burial place of King Arthur and Queen Guinevere at Glastonbury Abbey ruins, Glastonbury, Somerset, England. Around 1190, Avalon became associated with Glastonbury, when monks at the Glastonbury Abbey claimed to have discovered the bones of Arthur and his Queen.
Glastonbury Abbey. - The legend of King Arthur. Glastonbury Abbey is said to be the fabled island of Avalon,and King Arthur's last resting place. A 12th century story tells of the discovery of Arthur's and Queen Guinevere's grave in the Abbey grounds,but there is no archaeological proof. Glastonbury Abbey, Great Britain