Around 100 tourists a day make the pilgrimage to see sunrise from the ironically named Low's Peak - the summit of Mount Kinabalu - 4095 meters above sea level.
Carmen Roberts faces her fear of heights to cross the highest Via Ferrata - or iron bridge - in the world.
Click here for more about Malaysia Direct
Get in touch with Fast Track via
Watch Fast Track on the BBC World News channel on Saturdays at 0430, 1230 and 1930 GMT or Sundays at 1930 GMT.