What is a heel hook in climbing? What is a heel hook in climbing? Get a leg up with this versatile technique to haul you up the wall or just give your arms a rest A quick guide to mixed climbing and dry-tooling Climbers around the world are taking up mixed climbing and dry-tooling to keep their climbing season going through the seasons amid variable conditions 9 rock climbing holds you need to know We get a grasp on nine different types of rock climbing holds that can help you move up the crag Advnture NewsletterAll the latest inspiration, tips and guides to help you plan your next Advnture!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors MOST READ1Kathmandu Heli R Hooded Down Jacket review: lighter on the trail, lighter on the planet2Nemo Hornet Osmo Ultralight 3-Person Backpacking Tent review: a beautifully designed shelter3Garmin Instinct 2X Solar hits record low price – who needs Black Friday?4Men try to take close-up photos of grizzly bear and cub – it doesn't end well5Watch wince-inducing footage of a Norwegian man attempting the belly flop – sorry, “death dive” – world record