Linked from
The 5 pages that link to Sava, each with the reason it gives.
DanubeRelated: It joins the Danube at Belgrade after draining much of the western Balkans.
LjubljanaRelated: The Ljubljanica meets the Sava near Ljubljana’s eastern edge.
BelgradeRelated: Its meeting with the Danube defines Belgrade’s central geographic setting.
ZagrebRelated: The Sava runs along Zagreb’s southern edge and shapes its geography.