- planergo.com en/sights/poznan-citadel/Fort Winiary was part of Fortress Poznań (Festung Posen), a system of defensive fortifications around the city built under Prussian rule in the 19th century.
- vamados.com guide/poznan-travel-guide/It was during this time that the last parts of the old walls and gates were torn down and replaced by the Poznan / Festung Posen fortress, which was built from...
- http://fact-index.com p/po/poznan.html1816-1914 construction of Poznań Fortress, city area inside the fortifications on both sides of Warta river: 947 ha (9,47 km2).
- lonelyplanet.com poland/wielkopolska/poznan/…Poznań. This large park is laid out on what was once a massive Prussian fortress. The fortress was involved in one major battle, when the Germans defended…
- visitpoznan.info en/poznan/poznan-attractions/…From the west to quarter is enclosed by a semicircular line of parks, which replaced the XIX century fortifications of Fortress Poznań.
- github.com RanneKapcie/poznanfortressDjango 1.1 application made for exploring Poznan Fortress with ease. Allows user to view military objects which are a part of Poznan Fortress.
- archdaily.com 912179/lookout-tower-in-poznan-toya…...clay cultures is interesting, but also material artifacts of the remains of the clay pots of the former brick factory, created for the construction of the Poznań fortress.
- tourmesto.ru krepost_poznan_poznan_fortress.html
- izi.travel ru/009d-poznan-the-most-interesting-…There are many annual events held in Poznań such as Malta Theatre Festival in June, Poznań Fortress Days in August and St.Martin Street Name Day on...