Approximate route of the Maratona dles Dolomites. Includes Passo Giau (from Cortina side, 2236m), Passo Pordoi (2239m), Passo Sella (2239m), Passo Gardena (2121m), Passo Valparola (2200m), and Passo Falzarego (2117m). 3899m of climbing.by nikos.colnagos