Grubengletscher is a high mountain pass at an elevation of 2.862m (9,389ft) above the sea level, located in the district of Visp in the canton of Valais in Switzerland. It’s one of the highest roads of the country.
The road to the summit, known as Seewjine, is very steep with sections up to 15%. Only the first four kilometers are asphalted. The rest of the climb is on a narrow road full of hairpin turns. Stay away if you're scared of heights. It is recommended that beginner riders avoid this road. It's one of the highest roads of Europe.
The road is usually closed from October to June. Expect cold wind all year. A 4WD vehicle and an experienced driver are recommended. Avoid driving in this area if unpaved mountain roads aren't your strong point. At the summit there are several glacial lakes.