English dogs are very restrained. If you haven't been introduced to them, they won't notice you.
Hampstead Heath
Holland Park
Hyde Park
King's Cross
German Shepherds are rarely seen in London
A very old dog, apparently. The host is waiting with a trolley to drive home.
Greenwich. Cooling off in the gutter. It was hot over 30 degrees (Celsius, it is 86 Fahrenheit).