MJ Maccardini (trailerfullofpix)'s photos with the keyword: mugs

These metal discs in the pavement resemble coal hole covers but they are actually sculptures by Keith Bowler. A total of 25 of them, each one depicting a different aspect of the Spitalfields area, were installed in 2017. I'm not sure how many remain. So far, I've found four of them. This one is in Brick Lane near the old Truman Brewery. More here: londonist.com/london/secret/secret-london-have-you-spotted-these-historic-discs-round-spitalfields