the tower bridge in london

bridge tower london 244 meters long was built 1886 1894 magnificent example victorian engineering represents one symbols british capital designed horace jones wolfe barry died 1887 george stevenson carried out project which replaced brick facade originally planned gothic-victorian style now admirable crosses thames surface water supported two neo-gothic towers yards high sinking more than river delimit pair mobile bridges weighing 1000 tons center cornish granite portland stone steel frame were used its construction