europe countries - SERP Analysis

https://www.worldometers.info/geography/how-many-countries-in-europe/

https://www.nationsonline.org/oneworld/europe.htm

https://european-union.europa.eu/principles-countries-history/eu-countries_en

https://www.fmprc.gov.cn/eng/gjhdq_665435/3265_665445/

https://en.wikipedia.org/wiki/Europe

https://www.coe.int/en/web/portal/members-states

https://www.geoguessr.com/vgp/3007

https://simple.wikipedia.org/wiki/List_of_European_countries

https://www.countries-ofthe-world.com/countries-of-europe.html