18/03/2010 at 1:04 pm #9019
Lord Birkett in Cumbria.
Round Mersea Island (Essex)
Quite a few clubs have 6 or 12 hour races.
E.g. Brightlingsea (East Coast) have a 3 Creeks Crawl and a Round the Islands and an Alresford Creek race and a Clacton and back among others.