Sleepless HubSleepless Hub, by DANIEL CHEONG "This picture captures three means of transportation at once: planes, trains and automobiles, revealing very well the hub status of Dubai. The technique used for this composition consists of mixing long and short exposure shots. I felt very lucky to capture two trains at the same time in the forefront: they look like they are moving right in front of us, just like the cars, and I can still hear the buzzing sound of the