5. They are planning to visit Lake Chad in Central Africa.
6. Although Australia is the smallest continent, it is the largest island in the world.
7. Europe extends from the west towards the Urals in the east.
8. The Republic of Ireland is a state in Western Europe.
9. The Volga is the longest river in Eastern Europe.
10. Warsaw is the capital of Poland.
11. In summer we went to the Black Sea.
12. The Black Sea is in Southern Russia.
13. What's Caucasus famous for? (This question is incomplete and cannot be answered as is.)
14. The UK consists of Great Britain and Northern Ireland.