.The cache is not at the listed coodinates.
In order to find this cache, you will first need to complete the nearby Red Rocks Adventure Lab. Learn more about Adventure Labs here.
The bonus cache resides at N39 40.ABC W105 12.DEF Each completed Adventure Lab stop will reveal a digit which corresponds to a letter in the puzzle. You can confirm your final coordinates with the checker provided. This is Rattlesnake Country, keep your eyes and ears open. Happy Hunting, bring an ink stick.
PRO TIP: Save the single Northern most spot in the AL as your last stop!
