Tre [ODbL 1.0] © contributori OpenStreetMap — https://www.openstreetmap.org/relation/4163763 ODbL 1.0 osm 2026-08-29T18:45:52Z Tre mtb/gravel 785.0 793.5 798.9 801.3 806.0 816.3 846.1 851.2 857.6 859.9 860.3 786.6 785.0 786.6 780.9 772.8 755.3 747.3 728.7 720.7 716.1 700.7 700.1 680.5 674.6 663.4 645.4 639.1 630.8