Bosanska Krupa is a municipality located in the Una-Sana Canton of the Federation of Bosnia and Herzegovina, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 29,659 inhabitants.
Top left: Krvsnica Valley in Una Forest Park; top right: Temple of the Nativity of the Holy Virgin (left) and City Mosque; middle right: footbridge in Ade River; bottom left: panorama view from fortress of Bosanska Krupa; bottom right: city view, watermills in Una River
Krupa in the Middle Ages
Bosanska Krupa
Bosanska Krupa
The Una is a border river between Bosnia and Herzegovina and Croatia and a right tributary of the Sava river. It is part of the Black Sea drainage basin, and its watershed has a size of 10,200 km2 (3,900 sq mi), of which 8,080 km2 (3,120 sq mi) belongs to Bosnia and Herzegovina, and 2,120 km2 (820 sq mi) to Croatia. The total length of the river is 212 km (132 mi). The source of the river is located near the village of Donja Suvaja in Croatia, and its mouth is located near the village of Jasenovac, on the border with Bosnia. The largest right tributaries are the Krka, Unac, Krušnica and Sana rivers, and the largest left tributary is the Klokot river. Its longest headwater is the Unac river. The largest and most important city located on the river is Bihać. Other, important cities and towns are Bosanska Krupa, Bosanski Novi and Bosanska Kostajnica. The river is characterized by a multitude of waterfalls, rapids, karst springs and relatively untouched nature. A large part of the upper river is part of the Una National Park.
The Štrbački buk waterfall on the Una river
Downstream view of the confluence of the Una and Sana rivers
The lower course of the Sana
The Unac before Martin Brod