Pietramarina [ODbL 1.0] © contributori OpenStreetMap — https://www.openstreetmap.org/relation/5714709 ODbL 1.0 osm 2026-08-29T18:45:52Z Pietramarina mtb 448.7 452.5 456.5 460.5 466.7 469.6 474.2 476.6 477.8 481.4 488.1 490.7 499.3 499.1 506.5 506.5 502.4 509.3 504.7 514.1 522.6 524.3 518.3 523.4 533.1 534.1 527.8 537.9 538.4 539.0 547.2 552.2