Shadow of the colossus. After all this is a game, isn't it?
Uphill side. You can easily count [no? Then it's time to see an ophthalmologist] at least 2 people approaching the top.
mt. Lovinzola on the left, Cuel dai Laris on the right.
Downhill side.
[~10km, ~1000m elevation gain, speed hike from Sella Chianzutan along Sentiero delle Creste, clockwise].