ex-governor of West Bengal. The Zoo was re-named as Padmaja Naidu Himalayan Zoological Park. Himalayan Mountaineering Institute The  Himalayan Mountaineering Institute  (HMI) was established in  Darjeeling ,  India  on November 4, 1954 to encourage  mountaineering  as an organized sport in India. The first ascent of  Mount Everest  in 1953 by  Tenzing