Wikipedia
Tryfan
Tryfan is a mountain in the Ogwen Valley, Snowdonia, Wales. It forms part of the Glyderau group, and is one of the most famous and recognisable peaks in Britain, having a classic pointed shape with rugged crags. At above sea level it is the fifteenth highest mountain in Wales.
Between the mid-1980s and June 2010, its accepted height was . However it was resurveyed using accurate GPS measurements and found to be 2.4 metres (eight feet) higher. Until the 1980s, Ordnance Survey maps gave its height as , and so the new measurement confirms that the earlier survey was correct.
Tryfan is said to be the final resting-place of Sir Bedivere (Bedwyr) of Arthurian legend.