How much do you know about Greece? August 8, 2026 by Liz Summers How much do you know about Greece? A cradle of civilization. If you’ve ever traveled or visited Greece, here are some Trivia questions that will test your knowledge about Greece’s unique geography and land. Start QuizPage 1 of 10 How many UNESCO world heritage sites are in Greece? 12 16 18 20 Page 2 of 10 Which of the following is the second most populated city in Greece? Athens Thessaloniki Sparta Patras Page 3 of 10 Which one of the following is not a major mountain in Greece? Parnassus Mount Ida Smolikas Mount Olives Page 4 of 10 Which is the longest river in Greece? Haliacmon River Vardar River Nestos River Thyamis River Page 5 of 10 Three of the following are physical features of Greece; which one is not? Rugged Mountains Lakes Forests Vast open plains Page 6 of 10 What is the highest mountain peak in Greece? Mount Olympus Mount Giona Tymfi Parnassus Page 7 of 10 What percent of Ancient Greece is mountains? 20 50 45 80 Page 8 of 10 In what place was Paul invited to speak at the Areopagus by the philosophers gathered there? The Venus Point The Mars Hill Ithaca The Cliffs of Saturn Page 9 of 10 The southern Greek region of Peloponnesus is disconnected from the rest of the Greek mainland. Which one of the following connects them? Loutraki Bridge Isthmus of Corinth Canals of Attiki Straits of Patra Page 10 of 10 Which one of the following is the largest island in Greece? Samothraki Rhodes Crete Samos