Slackers Barry and Messy left their tiny marbles somewhere. You need to look for their marbles to solve this puzzle. Once you find them, line them up as "ducs". Barry's marbles are somewhere in the north and Messy's marbles somewhere in the west. Marbles are standard model.
11/22/04: Added a hint & raised difficulty level to 4.0
1/8/08: Added Geochecker.
2/21/05: Subtract .004 from North and Add .010 to West from the puzzle solution for the new cache location.
You can check your answers for this puzzle on Geochecker.com.
[Cache]: Terra zntargvp oyvaxvr, ybj.
[Puzzle]: Zneoyrf ner pbybeshy.