Just a few hours on the eurostar train is all that it takes to get to london from paris on this exciting day trip see the top sights of the british capital on an open top bus tour before relaxing on a leisurely cruise down the river thames have your camera ready to snap photos of the palace of westminster home to the houses of parliament big ben the london eye and the tower of london see if the queen is home at buckingham palace and learn about the sights youre seeing from an onboard k