Wola Ducka

Ostrów [ˈɔstruf] is a village in the administrative district of Gmina Celestynów, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 7 kilometres (4 mi) north of Celestynów, 9 km (6 mi) east of Otwock, and 30 km (19 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.

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.

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.

Jatne [ˈjatnɛ] 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, 10 km (6 mi) east of Otwock, and 31 km (19 mi) south-east of Warsaw. The first mention of the village dates back to 1866. During the years 1975-1998 the town administratively belonged to the province 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.

Dyzin [ˈdɨʑin] is a village in the administrative district of Gmina Celestynów, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) north of Celestynów, 9 km (6 mi) south-east of Otwock, and 31 km (19 mi) south-east of Warsaw. As of 2014, the village had a population of 257.

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.

Ostrowik [ɔsˈtrɔvik] is a village in the administrative district of Gmina Celestynów, within Otwock County, Masovian Voivodeship, in east-central Poland.

The Ewa Reactor was Poland's first research nuclear reactor. Its name was derived from the first letters of the Polish words: Eksperymentalny (Experimental), Wodny (Water), and Atomowy (Atomic) as a reference to Ève Curie.

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.

Stara Wieś railway station is a railway station at Stara Wieś, Otwock, Masovian, Poland. It is served by Koleje Mazowieckie.