The Sudoku Challenge in Espoo, Part 3, Hard
The given coordinates are bogus. To solve the correct coordinates you must to solve the
given Sudoku first.
If you are not familiar with Sudokus, you can find a lot of information about them from internet.
The final coordinates are
N 60° 12.E2F3E5 E 024° 40.C6C8D9
Don't forget your torch!