Europe 2022 Day 4: Guards, Jack the Ripper and the Thames Tuesday 23 August 2022 London 3 stops 10:00 AM Changing of the Guard walking tour From Trafalgar Square 4:00 PM Jack the Ripper walking tour From the Tower of London 7:45 PM Thames dinner cruise From Westminster Pier Previous dayDay 3: Big Bus and St Paul's Next dayDay 5: Sherlock, the Dungeon and London by night