Sorry, not what you think. Every second year Dordrecht hosts a huge steam festival; the biggest in Europe in fact. 350,000 visitors arrive by road, train and river and book out all the hotels, camp sites and importantly for us, the marinas. We had no idea it was on. The first sign of something unusual was when we were passed by this old steam tug. Finding the marina entrance in Dordrecht was our first challenge and we did a few laps up and down the river until we eventually spotted the small entrance into the Nieuwe Haven (which is, in fact, not at all new but in the heart of the historic city). We had to wait for a bridge to be lifted in order to enter and the harbour master greeted us with words you don't want to hear when there's nowhere else to stay- 'we're full' (in Dutch but it was absolutely clear what he meant). We just looked uncomprehending - not hard - and he glanced at our flag, kindly took pity on us and told us to raft up to another couple of very ex...