At least 22 climbers have died and 217 others were missing near the base camp of Mt Everest where hundreds of climbers, including many foreigners, are stranded after an avalanche triggered by Nepal's massive earthquake swept down the world's highest peak. More than 60 climbers were injured and many foreign adventurers, hikers and guides at the base camp were feared missing when the avalanche swept down the Everest and buried under snow a section of the mountaineering camp yesterday.