Regardless of whether the cenotaph was nearby or not, this seems like a very outdated thing to do:
http://www.bbc.co.uk/news/uk-england-london-35800187
Not really appropriate for a modern city (where you imagine pedestrian plazas, green spaces, etc).
Maybe this kind of behaviour was acceptable in the '80s, but today...? Who enjoys watching this kind of stuff anymore? It's a bit like watching old episodes of the Jim'll Fix It show. Creepy.