River of all rivers in the Lviv region is Poltva. It is a tributary of several major waterways, including the Western Bug and Goryn. Also Poltva passes through the Lviv city and the southern part of Roztochya. At this moment the river runs underground, its stone walls surround only sewage collector. When it reaches the coast of Roztochya, the picture changes totally. There are high mountains and plenty of green charm with their beauty. This location is perfect for a family picnic or fishing. If dilute a small fire, You can enjoy fragrant soup on the nature.