Spido harbour tour experience one of the worlds largest ports in all its glory among the busy traffic of sea going and inland ships this trip is a special journey through one of the largest harbours in the world you can see rotterdams impressive skyline with its imposing buildings glide by and then get a unique view of the harbours shipyards docks and the hyper modern transshipping of thousands of containers last but not least the tour will end with a view of the steamship rotterdam