Photos taken by Catherine, the Duchess of Cambridge during a visit to the Research Station at Danum Valley, Borneo, Malaysia. Catherine is a keen photographer, having curated her first exhibit back in 2007. Copyright, HRH The Duchess of Cambridge, 2012. According to Clarence House's site, Mt. Kinabalu is the highest point in Borneo, with an elevation of 3,435 ft above sea level.