| From | Slovenia 🇸🇮 |
| Date of birth | 5th Nov 1959 |
| Age | 66 years old |
| Gender | Male |
| Climbing | |
| Hardest Sport (Worked) | 8a |
| Family | |
| Aleš Česen (child) | |
Slovenian mountaineer specialising in hard technical solo ascents. Some of his most notable claimed ascents, such as the south face of Lhotse in 1990, are now treated with some skepticism.
[1] https://www.himalayanclub.org/hj/47/3/south-face-of-lhotse-1990/
[4] https://www.pioletsdor.net/presse/2017/forum/Reasonable-doubt-Child-Climbing.pdf
| From | Slovenia 🇸🇮 |
| Date of birth | 5th Nov 1959 |
| Age | 66 years old |
| Gender | Male |
| Climbing | |
| Hardest Sport (Worked) | 8a |
| Family | |
| Aleš Česen (child) | |
Slovenian mountaineer specialising in hard technical solo ascents. Some of his most notable claimed ascents, such as the south face of Lhotse in 1990, are now treated with some skepticism.
[1] https://www.himalayanclub.org/hj/47/3/south-face-of-lhotse-1990/
[4] https://www.pioletsdor.net/presse/2017/forum/Reasonable-doubt-Child-Climbing.pdf