Thalay Sagar Attempts. Difficult Thalay Sagar (6904 meters, 22,661 feet) was unsuccessfully attempted in 1989. Japanese Akira Kiuchi and a companion failed at 6200 meters on the west ridge in June. Also in June, Italian Placido Castaldi and two friends got to 5950 meters on the north face. Five Spaniards led by Venancio Soldevila did not manage to climb the east ridge in July. Italians Giambattista Gianola and four others also failed on the east ridge.