For this challenge, it's all about one's D/T grid combined with Unknown caches. To claim, you must have found an unknown cache for the diagonal of your D/T grid, where the difficulty and Terrain match:
For example:
1.0/1.0 - GC3995 (The Dog-Wood Mystery)
1.5/1/5 - GC2C2XZ (Babe's Maze)
2.0/2.0 - GC1B521 (Where's the Beef?)
2.5/2.5 - GC2NFAB (Can't spell GEEK without 'EE')
3.0/3.0 - GC44RBD (Frequent Geocaching Miles Challenge: Gold)
3.5/3.5 - GC3H8WE (All Cities-Ramsey County-A Challenge)
4.0/4.0 - GC39CRP (Presidential Puzzler)
4.5/4.5 - GC3VQ2X (Fantasy Geocaching Challenge: Sleepers!)
5.0/5.0 - GC2KG9X (Challenge: Geocaching BINGO)
Please post proof in your log entry!! ** Congrats to Sharknose Bunnies and sparkyfry for co-FTF!! (and psubrian was along in spirit!) **