2. predominantly flat to gently rolling tableland; Kalahari Desert in southwest. The climate is semiarid; warm winters and hot summers

3. Thomas Baines painted a famous picture of them in 1862

10. the blue symbolizes water in the form of rain, while the black and white bands represent racial harmony

12. Setswana Kalanga Sekgalagadi No local dialect Setswana

13. Life expectancy: 58.05 years

15. Food Machinery Electrical goods Diamonds Nickel Copper

17. Jwaneng Diamond Mine, in the south of the country, is the richest diamond mine in the world