After climbing the six great north faces of the Alps, I was on the lookout for my next big project. The Seven Summits is the collective name for the seven largest mountains, one on each continent—I decided this would be a good goal. More remote and higher altitude but less technical than the six north faces, the Seven would test me in different ways. My wife Ewa and I ticked the African peak Kilimanjaro off the list in 2022 via a lesser-known route. Next on the list for us would be Aconcagua in Argentina, which at 22,838 feet (6,961 meters) would be the highest summit we have attempted so far. Here is the trip report of our Aconcagua summit attempt. Day 1  The town of Penitentes is a sleepy ski…