What better way to see London's sights than from the most famous waterway in the World, the River Thames! Only a stone's throw from all the major tourist areas, this ultimate experience lets you venture further down river to the Thames Flood Barrier. Travel past wonderful historical Greenwich (where the world of navigation began) & on to modern wonders such as the O2 & finally the Thames Flood Barrier in some customised & zippy boats. Your guide will provide a wealth of knowledge about the wonderful sights of London as you race along.