Arrow marks the location of Virginia Chapel at the junction of Virginia Street and Pennington Street, London E1. © Breda Corish In May 2023, you might have noticed someone walking around Whitechapel - stopping and looking around then staring intently at their phone, over and over again. That's what it's like to use digital map overlays on your phone when you're trying to pin down the location of something that's no longer there. On this occasion, I found the location of the