22 Questions Capital cities of the World Show off your knowledge of the world's capital cities! KahootStudio, 02/28/2018 answers Play What is the capital of Germany? Berlin Munich Hamburg Frankfurt Riga is the capital city of which country? Estonia Lithuania Bulgaria Latvia What river flows through Paris, the capital of France? The Rhine The Seine The Loire The Rhone … and 19 more awesome questions! Check them out by clicking “Play”.