Ewa reactor

The Maria reactor is Poland's second nuclear research reactor and is the only one still in use. It is located at Narodowe Centrum Badań Jądrowych (NCBJ) (National Center for Nuclear Research) at Świerk-Otwock, near Warsaw and named in honor of Maria Skłodowska-Curie. It is the only reactor of Polish design. Maria is a multifunctional research tool, with a notable application in production of radioisotopes, research with utilization of neutron beams, neutron therapy, and neutron activation analysis. It operates about 4000 hours annually, usually in blocks of 100 hours.

Glina [ˈɡlina] is a village in the administrative district of Gmina Celestynów, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) north of Celestynów, 6 km (4 mi) east of Otwock, and 28 km (17 mi) south-east of Warsaw.

Pogorzel [pɔˈɡɔʐɛl] is a village in the administrative district of Gmina Celestynów, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) north-west of Celestynów, 6 km (4 mi) south-east of Otwock, and 27 km (17 mi) south-east of Warsaw.

Pogorzel Warszawska railway station is a railway station at Pogorzel, Otwock, Masovian, Poland. It is served by Koleje Mazowieckie.

Dziechciniec [d͡ʑɛxˈt͡ɕiɲɛt͡s] is a village in the administrative district of Gmina Wiązowna, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 3 kilometres (2 mi) south-east of Wiązowna, 7 km (4 mi) north-east of Otwock, and 26 km (16 mi) east of Warsaw.

Kopki [ˈkɔpki] is a village in the administrative district of Gmina Wiązowna, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) south-east of Wiązowna, 8 km (5 mi) east of Otwock, and 28 km (17 mi) east of Warsaw.

Żanęcin [ʐaˈnɛnt͡ɕin] is a village in the administrative district of Gmina Wiązowna, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 2 kilometres (1 mi) south of Wiązowna, 6 km (4 mi) north-east of Otwock, and 23 km (14 mi) east of Warsaw.

Malcanów [malˈt͡sanuf] is a village in the administrative district of Gmina Wiązowna, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 5 kilometres (3 mi) south-east of Wiązowna, 9 km (6 mi) north-east of Otwock, and 27 km (17 mi) east of Warsaw.

Wola Ducka [ˈvɔla ˈdut͡ska] is a village in the administrative district of Gmina Wiązowna, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 8 kilometres (5 mi) south-east of Wiązowna, 8 km (5 mi) east of Otwock, and 29 km (18 mi) south-east of Warsaw.

Wola Karczewska [ˈvɔla karˈt͡ʂɛfska] is a village in the administrative district of Gmina Wiązowna, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) south-east of Wiązowna, 9 km (6 mi) east of Otwock, and 28 km (17 mi) east of Warsaw.

Lipowo [liˈpɔvɔ] is a village in the administrative district of Gmina Wiązowna, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) south-east of Wiązowna, 9 km (6 mi) east of Otwock, and 28 km (17 mi) east of Warsaw.

Radiówek [raˈdjuvɛk] is a village in the administrative district of Gmina Wiązowna, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 2 kilometres (1 mi) south of Wiązowna, 5 km (3 mi) north-east of Otwock, and 23 km (14 mi) east of Warsaw.