Vorskla
The Vorskla (; , ), located in Russia and northeastern Ukraine, is a south-flowing tributary of the Dnieper. An ancient fort, thought to be Gelonos, is on the Vorskla south of Okhtyrka. In 1399, the Battle of the Vorskla River was fought in the area. In 1709, the city of Poltava, on the banks of the Vorskla River, was besieged by Charles XII. It has a length of , a basin area of and is mostly navigable between its delta and Kobelyaky. Tributaries of the river are: (Right): Vorsklytsia, Boromlia, (Left): Merla, Kolomak, and Tahamlyk. Large cities located on the river are : Poltava, the capital of Poltava Oblast, Okhtyrka and Kobeliaky. Flora and fauna. In the river there are more than 50 species of fish, most of which are carps and pikes, breams, rudds, roaches, minnows, catfish. Fauna is represented by hares, foxes, in the woods you can meet roe deer and wild boar, a great variety of birds: wild duck, gray heron, partridge, pheasant. Along the banks of the river there are large wooded areas, as coniferous (mostly on the left bank) and deciduous forests.