Start from the Run Hub towards Mortisa and take trail 428, continue on trail 430 and then follow 431, 406 to Pezié de Parù and 424 to Cianzopé.
Continue on trail 424, go past Bai de Dones and Rifugio Col Gallina as far as Lago di Limides. Follow trail 419 up to Forcella Averau, descend along trail 439 to Rifugio Sciattoli and continue on 443 to Passo Giau.
From the pass, take trail 436, climb up to Forcella Col Piombin and Forcella Giau to Forcella Ambrizzola. Go over the col and descend along trail 434 to Rifugio Croda da Lago, then follow the steep descent along 431 to Lago d'Ajal.
Continue on trails 430 and 428 to Mortisa and then return to Cortina.