Strait of El Río
Spain
El Río (Estrecho del Río) is the name given to the sea strait that separates La Graciosa from Lanzarote in the Canary Islands. Río, in Spanish, means 'river'. At its narrowest point, the strait is just over 1.1 kilometres (0.68 mi, 0.59 nmi) wide. El Río is part of the marine reserve established around La Graciosa and the islets north of Lanzarote.
Data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).