col de Iseran Maximum altitude: 2770m
Northern Approach:			drop
from Seez (880m)	1890m	45km	~50m
from Val d'Isere (1840m)	930m	17+1/2km
Southern Approach:
from Preney (1040m)	1730m	59+1/2km	~250m
from Bonnevalle sur Arc (1800m)	970m	19km
map and elevation profle picture page