Follow in the footsteps of explorers down Spain’s Guadalquivir River. Journey down the mighty Guadalquivir, Spain's only major navigable river, from the ice-cold waters of the high Sierras de ...

The Ebro, lying between Barcelona and Valencia, is Spain's longest river. The mayor of the delta region, Lluís Soler, said "we've never had anything like this before". Seawater has flooded about ...