The document discusses water sources and rivers in the Puławy region of Poland. The longest river, Wisła, flows through Puławy and several other towns, including Kazimierz Dolny and Piotrawin, which are described as beautiful places. Nearby Nałęczów has a water source that provides clean, mineral-rich drinking water. Wrzelowiec also has a clean water source and is a beautiful area. Piotrawin is highlighted for its old palace on the Wisła River edge, beautiful oxbow, and amazing stone pit with forest views. In summary, the region has abundant water and scenic natural areas along its rivers.