First ascent on this day, 1975.08.11; Gasherbrum III (7,946m) by Wanda Rutkiewicz, Janusz Onyszkiewicz, Alison Chadwick-Onyszkiewicz and Krzysztof Zdzitowiecki of a Polish party. Info: https://t.co/c98T97EnhP. Photo: https://t.co/tbiKb6DjhF. pic.twitter.com/McakILPDsQ

— Everest Today (@EverestToday) August 11, 2019