The giant metal walls keeping London above water
5:33 · Main galmiche_nathalie channel · 2024-07-22
They’ve kept London safe from floods since the ’80s. But there’s a problem. Subscribe to our channel! http://goo.gl/0bsAjO For most of the 20th century, Londoners along the Thames River faced a high risk of floods. Storms like the 1953 North...