Craigmaddie, the 'Northumberland in Glasgow' venue, really comes into its own in summer. Its rough sandstone is grippy and dries out nicely, leaving some of the damper winter roofs open for new lip traverses and deep cave starts. Colin Lambton, 'king of the lip traverse' and John Watson, unlocked the 'Stellar Adventure' lip traverse of the Sheep Pen left roof, which has brushed up well to give a classic outing...
