00 - Four by Four: Sounds Wordy

Four by Four: Sounds Wordy

00 - Out of Sight

Out of Sight

00 - Pole Position

Pole Position

00 - Prairie Trail 20K

Prairie Trail 20K

00 - Seven by Ten

Seven by Ten

00 - Tour le Lac

Tour le Lac

A day at the races?

Cache for a Kid: Code Wheel

Downtown/Mainstreet USA: Crystal Lake

Five by Five

Go, dog!

Hats Off to Caching

Lewis and Clark in Illinois

Marathon Mort

Mayday Mystery Multi

NOW NO SWIMS ON MON

"NOW NO SWIMS ON MON"

Poltergeist

Ragnar Randau

Rail Fence

Regular Triangle

These caches are the active puzzles that may be used for the Crystal Lake Puzzle Challenge.

Currently 40 of the 53are required to log the challenge.  (updated 10/14/2011)  

R&R Puzzle Challenge

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R&R Puzzle ChallengePublic