Tunnels, buried rivers, closed stations and the layers underneath ordinary streets.https://worldofcurious.com/en-auhttps://worldofcurious.com/article/the-rivers-under-cities/https://worldofcurious.com/article/the-rivers-under-cities/Dozens of urban rivers were built over rather than removed. Where they went, why it happened, how you can still trace them from street level, and what is being done now.Sun, 16 Aug 2026 23:00:00 GMTHidden PlacescitiesrivershiddeninfrastructureEditorial Team