First chose a difficulty by typing ‘beg’, ‘int’, ‘adv, or ‘exp’ – Beginner is 200 km radius, Intermediate 100 km, Advanced 50 km, and Expert 25 km. Then, enter European two or more word cities and all other 2+ word cities within that radius will automatically fill in.
Enter level to begin ('beg', 'int', 'adv', or 'exp').