The Lakeland 100 'Ultra Tour of the Lake District' is the most spectacular long distance trail race that has ever taken place within the UK. The circular route encompasses the whole of the Lakeland Fells, includes in the region of 6300m of ascent and consists almost entirely of public bridleways and footpaths.
105 miles, 169 km, 6,322m ascent, 20 – 40 hours. Coniston, Cumbria
Read more at http://www.ukhillwalking.com/logbook/r/?i=114