Sometimes it’s when you look back at a particular time or place that you realise just how good it was. And then sometimes, now and again, when you get really lucky, it’s as the time itself is unfolding that you know something very special is happening, your senses are alive and you are absolutely living in the moment, knowing that this is a time you will never forget. Such was our three days in Merzouga…. As we eat brochettes by the roadside on our first night in the desert town we don’t really want to have to sleep, we’re willing it to be morning, so eager are we to experience…