After departing Paris Gard du Nord train station, you will arrive in London in just over two hours, and your sightseeing day trip will begin! Transfer by luxury coach to join a vintage Routemaster open-top bus tour, on which you will see classic London sights including Westminster Abbey, the Houses of Parliament and Big Ben. Enjoy a photo opportunity outside St Paul's Cathedral, and admire the Tower of London from the comfort of your vintage red bus.Your day trip continues with a leisurely cruise down the River Thames, passing more famous London attractions like Shakespeare's Globe Theatre, before a short coach ride to Buckingham Palace to watch the colorful Changing of the Guard ceremony.Reach the glamorous Harrods department store in Knightsbridge in time for an exclusive lunch in the Georgian restaurant, followed by shopping (don't miss the beloved Harrods food stalls!). Spend the rest of your afternoon at leisure, before making your way back to St Pancras station to catch your train back to Paris.