Nadelhorn 🏔️ Overview Nadelhorn is a striking 4,000-meter summit in the Mischabel group of the Pennine Alps, rising above the Saas Valley and Mattertal in the canton of Valais, Switzerland. Reaching a commonly quoted elevation of 4,327 meters (14,196 feet), it is the highest summit on the celebrated Nadelgrat, a spectacular ridge linking five Alpine …