Puente colgante de Burceña Monument · Barakaldo, Bilbo Handia / Gran Bilbao, Bizkaia Bridge built in 1824 by engineer Antonio de Goicoechea, an early example of suspension bridge engineering on the Nervión estuary. 1824 Photo: Aitor Alvarez (CC BY-SA 3.0) What to see and do in Barakaldo