The badges colors show how deep you've explored the regions and countries
4
Africa
16
Asia
3
Australia and Oceania
38
Europe
5
North and Central America
1
South America
Antarctica
164
Italy
67
France
38
Germany
13
United States
33
Czech Republic
12
Slovakia
10
Switzerland
9
Egypt
Last badge is Museum (Level 3)
24
Museum
Level 3
72
Architecture
Level 2
28
History
Level 1
21
Religion
Level 1
Last badge is Bridge (Level 1)