|Countries||Eulumia, Lauros, Zercia|
The Virago River is the world's longest river, located on central Isteroxe. It is surrounded by a large jungle named the Virago Rainforest. It mainly runs through Eulumia, though the river also crosses through Lauros and Zercia. The Virago is considered a national landmark by Eulumia's government and attracts thousands of visitors and tourists annually.