For a given set of row and column tallies, there may be more than one way of placing the ships that will solve the board. By providing carefully selected hints, Fathom It! ensures a unique solution for each board in its database.
The following 10x10 board has 93,124 possible solutions. This is the largest number of solutions for a 10x10 board (generated by Fathom It!'s board generator program) found to date.
Here are two out of the 93,124 possible solutions for this board.