On 24 February 1937, Esteban Osieki and Witold Paryski, members of a Polish expedition, reached the central summit of Nevado Tres Cruces (6,629 m) for the first time.
On 24 February 1937, Esteban Osieki and Witold Paryski, members of a Polish expedition, reached the central summit of Nevado Tres Cruces (6,629 m) for the first time.