Taiwanese trekker Liang Sheng-yueh, who was rescued alive after being stranded in the Himalayas for 47 days, celebrates his 21st birthday in a hospital in Kathmandu on April 27, 2017. A Taiwanese trekker is recovering in hospital after rescuers found him and his dead girlfriend on a mountainside in Nepal where they were stranded for 47 days, surviving on only water and salt after their food ran out. / AFP /RSS PHOTO / PRAKASH MATHEMA