For a general orientation - 10 popular north routes in Piz Palü:
1 - East summit North face
2 - East summit North buttress
3 - Eastern hanging glacier
4 - Bumillerpfeiler
5 - Bumillerpfeiler direct
6 - Western hanging glacier
7 - West summit Northeast face
8 - Via Gianni Comino
9 - West summit North buttress
10 - West summit Northwest face
(Source: Bergsteiger 2003/11.)