-steve-October 12, 2010May 18, 2011 Fun colors and designs everywhere Before a pre-Hajj departure party Searching for sand dunes down the buluchina river At Sianok Canyon in Bukittinggi This week we had a chance to visit our friends who have been working in Sumatra for a couple years. It was great to sample their life, the local culture, and a bit of central Sumatra.