Brunna

Brunna is an out-and-back mountain bike trail in Grisons, Switzerland. It is 0.6 miles each way, 1.2 miles there and back. It runs between about 3,800 ft and 4,040 ft above sea level, with roughly 290 ft of climbing one way. It is rated easy for riding (mtb:scale 0): a smooth surface with no particular obstacles. Most of the way is pavement. The nearest town is Affeier, about 0.5 miles northeast of the start. Peaks within about 3 miles include Hitzeggerkopf, Piz Plauncas and Piz Mundaun. For camping, Camping Surcuolm and Wohnmobil-/Zeltstellplatz Tuf are within about 6 miles. There are 13 other mapped trails within about 3 miles, so you can combine or extend the outing. Distances, elevations and the trail shape here come from OpenStreetMap and the Copernicus 90 m elevation model. Trail access for bikes, closures and conditions change, so check locally before you ride.