A common north/south route commonly used in many TDF's.  In 2000, it was raced from the south.   We climbed it from the north.  A 15 mile grind covering about 5084 vertical feet.

South climb - 1529m - 19km
profile  (2000 TDF)

North Climb - 1550m - 24.5m
profile (2001 TDF)