Masovia or Mazovia 's a geographic and historic region situated in eastern Poland's Masovian Plain. Its historic capitals include Płock. Contemporary borders of the Masovian Voivodeship don't follow historical boundaries of the region. Lomza, a Masovian city, belongs to the Podlasie Voivodeship, Skierniewice belongs to Lodz Voivodeship and Wloclawek belongs to the Kuyavian-Pomeranian Voivodeship, while Radom, historically part of Lesser Poland,'s now part of the Masovian Voivodeship. Hist… (More on Mazowsze)