Spain is located in southwestern Europe and is the member state of the European Union.
Poland: Area: 312,685 square Km, Population: 38,625,478, Capital: Warsaw, Language: Polish.
It is officially the Republic of Poland, that is located in the central of Europe.
It is bordered by northwest of Bulgaria, west of Greece, northeast of Georgia, east of Armenia, Azerbaijan and Iran, and southeast of Iraq and Syria.
Ukraine: Area: 603,700 square Km, Population: 48,396,470, Capital: Kiev, Language: Ukrainian.
Poland country is bordered by the west of Germany, south of Czech Republic and Slovakia, east of Ukraine, Belarus and Lithuania, and north of the Baltic Sea and Kaliningrad Oblast.
Romania: Area: 238,391 square Km, Population: 21,698,181, Capital: Bucharest, Language: Romanian.Turkey: Area: 783,562 square Km, Population: 71,517,100, Capital: Ankara, Language: Turkish.Turkey is located in Western Asia and east Thrace in Southeastern Europe.Europe is bordered by the Arctic Ocean and north on other bodies of water, west of the Atlantic Ocean, south of the Mediterranean Sea, and southeast of the Black Sea and connected waterways.It is the world's second-smallest continent by area, with 10,180,000 square Km.This makes more convenient for visitors to browse any specific country to view singles and contact them.