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What is the longest river in Europe? Answer with the river name only, without the word River.

Answer

Volga
longest river
The geographic river course identified by Britannica as Europe’s longest; the source’s stated ranking is used.
sources
www.britannica.com, cordis.europa.eu, digitallibrary.un.org, doi.org, education.nationalgeographic.org, en.wikipedia.org, en.wikisource.org, encyclopaedia britannica, encyclopaedia britannica (britannica.com/place/volga-river) and national geographic, both stating the volga is the longest river in europe at approximately 3,530 km, encyclopaedia britannica / standard geographic references (e.g. britannica "volga river", national geographic) list the volga as the longest river in europe at approximately 3,530 km, encyclopaedia britannica and cia world factbook: the volga river (~3,530 km) is the longest river in europe, entirely within russia, encyclopaedia britannica and national geographic both identify the volga as the longest river in europe, at approximately 3,530 km (2,193 mi), flowing entirely within russia and draining into the caspian sea., encyclopaedia britannica and national geographic both list the volga river (~3,530 km) as the longest river in europe, running entirely within russia and draining into the caspian sea, encyclopaedia britannica and national geographic entries on the volga river, both stating it is the longest river in europe at approximately 3,530 km (2,193 mi), encyclopaedia britannica and national geographic entries on the volga river, which state it is the longest river in europe at approximately 3,530 km (2,193 mi), flowing entirely within russia into the caspian sea, encyclopaedia britannica and national geographic: the volga river, at approximately 3,530 km, is the longest river in europe, encyclopaedia britannica and wikipedia list of rivers of europe by length both state the volga (~3,531 km) is the longest river in europe, encyclopaedia britannica, "volga river" (britannica.com/place/volga-river): states the volga is the longest river in europe at about 3,530 km (2,193 miles)., encyclopaedia britannica, "volga river" (https://www.britannica.com/place/volga-river) and national geographic encyclopedic entry "longest rivers" both state the volga river, at approximately 3,530 km, is the longest river in europe., encyclopaedia britannica, "volga river" (length ~3,530 km, the longest river in europe), encyclopaedia britannica, "volga river" (the volga, at approximately 3,530 km, is the longest river in europe), encyclopaedia britannica, "volga river" entry, and cia world factbook geography references, both stating the volga is the longest river in europe at approximately 3,530 km, encyclopaedia britannica, "volga river": the volga is the longest river in europe at about 3,530 km, entirely within russia, flowing into the caspian sea., encyclopaedia britannica, 'volga river' (britannica.com/place/volga-river): the volga is the longest river in europe at about 3,530 km., encyclopaedia britannica, 'volga river' (https://www.britannica.com/place/volga-river), which states that the volga is the continent's longest river., encyclopaedia britannica, 'volga river' (length ~3,530 km, longest river in europe); consistent with national geographic and britannica 'europe' overview articles, encyclopaedia britannica, 'volga river' (length ~3,530 km, longest river in europe); consistent with national geographic and cia world factbook geographic references, encyclopaedia britannica, 'volga river' article, and national geographic's list of longest rivers, both stating the volga (~3,530 km) is the longest river in europe, encyclopaedia britannica, 'volga river' entry, and cia world factbook geography references, both stating the volga (~3,530 km) is the longest river in europe, encyclopaedia britannica, 'volga river' entry, and national geographic 'europe' physical geography overview, both stating the volga is the longest river in europe, encyclopaedia britannica, 'volga river' entry, and national geographic 'europe: physical geography' resource, both stating the volga is the longest river in europe, encyclopaedia britannica, 'volga river' entry, and national geographic 'longest rivers in europe' reference, both stating the volga is the longest river in europe at approximately 3,531 km, encyclopaedia britannica, 'volga river' entry: 'the longest river in europe and the principal waterway of western russia', encyclopaedia britannica, 'volga river' entry: the volga is the longest river in europe at approximately 3,530 km, encyclopaedia britannica, 'volga river' entry: the volga is the longest river in europe at approximately 3,530 km, flowing entirely within russia into the caspian sea, encyclopaedia britannica, 'volga river' — describes the volga as the longest river in europe at approximately 3,530 km (2,193 mi)., encyclopaedia britannica, volga river (https://www.britannica.com/place/volga-river); nasa, the volga river flows into the caspian sea (https://www.nasa.gov/image-article/volga-river-flows-into-the-caspian-sea/), encyclopaedia britannica, volga river, https://www.britannica.com/place/volga-river, encyclopaedia britannica, volga river: https://www.britannica.com/place/volga-river (identifies the volga as the continent’s longest river)., encyclopaedia britannica, ‘volga river’ (https://www.britannica.com/place/volga-river); unep/grid, freshwater in europe (https://unepgrid.ch/storage/app/media/legacy/35/freshwater_atlas.pdf), encyclopaedia britannica: 'volga river' article states the volga is the longest river in europe, encyclopaedia britannica: 'volga river' article, describing it as the longest river in europe, encyclopaedia britannica: 'volga river' article, stating the volga is the longest river in europe at approximately 3,530 km, encyclopaedia britannica: volga river, ~3,530 km, longest river in europe, european space agency, earth from space: volga delta (https://www.esa.int/applications/observing_the_earth/earth_from_space_volga_delta), european space agency, earth from space: volga delta (https://www.esa.int/applications/observing_the_earth/earth_from_space_volga_delta); nasa earth observatory, volga river (https://visibleearth.nasa.gov/images/56899/volga-river/56899f), media.nationalgeographic.org, national geographic education, understanding rivers, rivers of europe: https://education.nationalgeographic.org/resource/understanding-rivers/, national geographic society, understanding rivers, rivers of europe: https://education.nationalgeographic.org/resource/understanding-rivers/, national geographic, understanding rivers (https://education.nationalgeographic.org/resource/understanding-rivers/); nasa earth observatory visible earth, volga river (https://visibleearth.nasa.gov/images/56899/volga-river/56899f), national geographic, understanding rivers: https://education.nationalgeographic.org/resource/understanding-rivers/ (states that the longest river in europe is the volga)., onlinelibrary.wiley.com, research-portal.uu.nl, spain.representation.ec.europa.eu, unepgrid.ch, visibleearth.nasa.gov, www.encyclopedia.com, www.esa.int, www.larousse.fr, www.nasa.gov, www.treccani.it, www.twin2go.uni-osnabrueck.de, www.worldatlas.com

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    #6VolgaEncyclopaedia Britannica, 'Volga River' article, and National Geographic's list of longest rivers, both stating the Volga (~3,530 km) is the longest river in Europe
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