The big one, 26.2 miles of stunning views including the majestic South Downs. At just 2300 feet of elevation over the full distance you get the views without too much pain! The marathon route follows that of the half for the first 8 miles and the final 4, taking in large parts of the Monarchs & Clarendon Way as well as the Pilgrim Trail before walkers join the breath-taking South Downs Way.