Lockdown in London, closed Harrods department store in empty Knightsbridge streets with rainbow window displays, during the Coronavirus pandemic 2020

london in lockdown britain british london europe england urban city city of london street architecture famous building landmarks landmark iconic tourist attractions travel tourists tourism coronavirus covid 19 covid pandemic lockdown empty streets desolate deserted crisis eerie no people quarantine quiet self isolation social distancing harrods knightsbridge department store closed shops retail rainbow display window nhs