Fortress Dęblin - - such as the nineteenth-century fortification architecture,, fortress with pentagon shape. Built in 1837-1845.
The whole property is surrounded by a moat and ramparts. The fortress is protected with bastions system. In the interwar period it was the stationing place of 15th Wolves Infantry Regiment. During World War II German prison camp - Stalag 307. Today the fortress is used for military purposes.