Doonau
Euroopa Asukoht Lõuna-Ameerika
2850 km Pikkus 6404 km
817 000 km² Valgala 7 180 000 km²
6500 m³/s Vooluhulk 180 000 m³/s
Kasutatud allikad
http://et.wikipedia.org/wiki/Doonau
http://grdc.sr.unh.edu/html/Polygons/P6342500.html
http://en.wikipedia.org/wiki/Danube#Cultural_significance
http://www.ifgg.kit.edu/img/projekt_uebersichtskarte_untere_donau.jpg
http://static.ddmcdn.com/gif/willow/the-danube-river0.gif
http://dcwatertech.com/Images/Content/water/dc_wasser_14.aspx
http://www.lukas.no/forall/momi/mosl14.jpg
http://s1.reutersmedia.net/resources/r/?
m=02&d=20080911&t=2&i=5953289&w=460&fh=&fw=&ll=&pl=&r=2008-09-
11T170823Z_01_LB20907_RTRUKOP_0_PICTURE0
http://europeforvisitors
annaabi.ee 
