Enter the following passwords at the password screen to start on the desired level:

9799 Level 2 --> Pacific Ocean (Easy)
7294 Level 2 --> Pacific Ocean (Normal)
3468 Level 2 --> Pacific Ocean (Hard)
8457 Level 3 --> Northern Siberia (Easy)
4947 Level 3 --> Northern Siberia (Normal)
2345 Level 3 --> Northern Siberia (Hard)
6767 Level 4 --> Bering Strait (Easy)
1599 Level 4 --> Bering Strait (Normal)
8791 Level 4 --> Bering Strait (Hard)
6891 Level 5 --> North Sea (Easy)
9145 Level 5 --> North Sea (Normal)
6642 Level 5 --> North Sea (Hard)
2468 Level 6 --> Eastern Europe (Easy)
8813 Level 6 --> Eastern Europe (Normal)
2918 Level 6 --> Eastern Europe (Hard)
4479 Level 7 --> Arabian Peninsula (Easy)
9915 Level 7 --> Arabian Peninsula (Normal)
5748 Level 7 --> Arabian Peninsula (Hard)
3232 Level 8 --> Southeast Asia (Easy)
8212 Level 8 --> Southeast Asia (Normal)
5367 Level 8 --> Southeast Asia (Hard)
1295 Level 9 --> Mongolian Desert (Easy)
9215 Level 9 --> Mongolian Desert (Normal)
3783 Level 9 --> Mongolian Desert (Hard)
7783 Level 10 --> Arctic Circle (Easy)
4518 Level 10 --> Arctic Circle (Normal)
9818 Level 10 --> Arctic Circle (Hard)
8226 Level 11 --> South America (Easy)
2121 Level 11 --> South America (Normal)
9319 Level 11 --> South America (Hard)
7453 Level 12 --> Gulf of Mexico (Easy)
4211 Level 12 --> Gulf of Mexico (Normal)
6161 Level 12 --> Gulf of Mexico (Hard)