Latest Images by Olga Pavlovsky https://www.geograph.org.uk/ 2026-06-06T09:25:05+00:00 text/html 2006-09-08T05:52:03+00:00 https://www.geograph.org.uk/profile/7449 Olga Pavlovsky 52.594435 -0.635875 https://www.geograph.org.uk/photo/235199 After years of neglect, the tunnel has inevitably become a collection for rainwater. This photo depicts patterns created by the collection of limescale into rocksolid formations. If you ever could doubt that Peterborough is a hard water area, this is the proof.