We did the tourist thing in London. Even in October with iffy weather all the London tourist spots were packed out. Our
hotel was in Bankside near the Tate Modern and everything was walkable, though we did jump on the Tube at times.
Upper left
Parliament and my big fat head.
Upper right
Escalator to the Green Park tube station platforms.
Lower left
The least-interesting Thames crossing, a.k.a. London Bridge, with The Shard in the background.