St Paul’s Cathedral Bells and massive reverb from glass-fronted financial district buildings

St Paul’s Cathedral is only a stone’s throw from the tall glass-faced buildings of London’s financial district. I was sitting in the gardens ot the cathedral, and the bells sounded really odd, as if there was an organist following on after then about 2 seconds late. This must be the echo coming from the glass-fronted buildings about 0,5km away, it does nothing for the tone