We were picked up early from the hotel this morning and taken to our 'big bus' that would take us all the way to Saigon in Vietnam! As soon as we boarded, the conductor took our passports (maybe to check that we had our Vietnam visas?) and we only got them back when we got to the border about 3 hours later; we had to get off the bus and queue to be stamped out of Cambodia. Then it was back onto the bus for the very short drive to the Vietnam border post. This tim...