KATHMANDU, April 22: Nepali youth Bikram Khadka of Vachcha-1, Parbat, has made a world record for standing in a tree pose for the longest period of time. Khadka’s feat has been recorded in the Guinness Book of World Records. Khadka stood in a tree pose (one foot resting on the ground and the other foot resting above the knee) for three hours and 50 minutes.