The Pietrosu River is a tributary of the Cracăul Alb River in Romania. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Natural Place

Silverton High School or Silverton School is a public high school located in Silverton Texas (USA) and classified as a 1A school by the UIL. It is part of the Silverton Independent School District located in western Briscoe County. In 2013 the school was rated Met Standard by the Texas Education Agency. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Educational Institution

Smugi [ˈsmuɡi] is a village in the administrative district of Gmina Wojciechowice within Opatów County Świętokrzyskie Voivodeship in south-central Poland. It lies approximately 4 kilometres (2 mi) north-east of Wojciechowice 16 km (10 mi) north-east of Opatów and 71 km (44 mi) east of the regional capital Kielce.The village has a population of 60. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Village