Start on Friday at 22:00 from the Villaggio DXT in Forno di Zoldo, 848 m above sea level. Across the whole course the ground mixes mountain trails and mule tracks, with snowfields, exposed ledges and rocky sections fitted with ropes. The longest climb of the course comes early: 606 m of gain between km 8.5 and km 11.4, ahead of the Forcella Piccola (km 14.5, 1,915 m), the way into the Parco Nazionale Dolomiti Bellunesi.
You then cross the Passo Duran (km 31.9, 1,599 m) and the Bivacco Grisetti, 1,987 m at km 35.9, before dropping to Malga Grava (km 38.9, 1,633 m). The Passo Staulanza, the course's life base, sits at km 57.2 (1,776 m). Zoppè di Cadore follows at km 67.6, 1,490 m.
The route passes near Monte Rite at its high point, 2,153 m at km 78.6. Rifugio Bosconero comes next (km 89, 1,440 m), the last stage before the return to Forno di Zoldo: you finish at km 99.5, at 853 m, with 6,317 m of climbing and 6,312 m of descent behind you, within a 30-hour cut-off.
Paths and places: © OpenStreetMap contributors. Altitudes measured on the route.