If you must take a break from the puzzle, minimize the screen,
and open a new window.If you click "Refresh", or on any other link, it may require you to solve the puzzle all over, again.
Before you start:
Make sure all pieces below show some segment of the photograph (no red "X"s).
Clicking refresh enough times eventually makes all segments appear.
All the pieces are there and correct.
Solve the puzzle below by:
1) choosing any piece to click on, once
2) clicking the destination spot
3) do that until you come up with a complete picture - free of 'squares'.