The train leaves Pontresina and ascends progressively through the valley to the Bernina Pass over the Morteratsch station (1,896 m), where the glacier and the highest summit of the Eastern Alps, Piz Bernina (4,093 m) are visible. Before arriving at the Bernina Pass, the train stops at Bernina Diavolezza (2,093 m) for cable-car connections to Diavolezza (2,921 m). The Bernina Express reaches the summit at the Ospizio Bernina station at 2,253 meters above Lago Bianco.