Świder in the context of "Masovia"

Otwock ([ˈɔtfɔt͡sk] ; Yiddish: אָטוואָצק) is a city in the Masovian Voivodeship in east-central Poland, some 23 kilometres (14 mi) south-east of Warsaw, with 43,895 inhabitants (2024). Otwock is part of the Warsaw metropolitan area. It is situated on the right bank of the Vistula River, below the mouth of the Świder River. Otwock is home to a unique architectural style called Świdermajer.

It is the capital of Otwock County. The town covers an area of 47 square kilometres (18 sq mi). Forested areas make up 23% of the territory, and there are several nature reserves.

Józefów (Polish pronunciation: [juˈzɛfuf]) is a village in east-central Poland, located in Masovian Voivodeship, in Otwock County, in the Warsaw metropolitan area. Located on a picturesque confluence of Vistula and Świder rivers, it is home to one landscape reserve and three natural reservation zones. As of 2006 it had 18,157 inhabitants.

The town's is known for its abundance of historic houses and villas in the unique local Świdermajer style.