We have arrived in our nice little apartment just off High St Kensington. Everyone tired but excited. We headed out and caught a bus up towards Buckingham Palace. There was a lot of activity with police everywhere and we found out Barack Obama was arriving soon. we hung around and finally the large motorcade sped past and that was it. Later there was a 21 gun salute in Green Park with old horse drawn cannons. They loved it. Girls can't get over the smoking. They...