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Silverback hunters should be familiar with the “pigpen” or masonic cipher, which is a simple substitution cipher exchanging letters for symbols based on a grid.

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 << SGTF Special Operations
POTAM Revolt
Geocaching Reference Number TB9G8AN

Worth 10 Points (Create an account to enter TB tracking number and earn points!)

 
POTAM Revolt Tracking Bug ImageCurrent GOAL:
Your TOP SECRET mission (codename Revolt) is to further this Special Reconnaissance (SR) evidence through any means possible to help it reach its destination at N 37° 50.758 W 121° 56.068 (GCWBRF), the "Return to Planet of the Apes" California Command Center (formerly Devil's Spoon) in Mt. Diablo State Park.

About this item:
SGTF speculates this artwork featuring a gun-toting Caesar on horseback leading his apes in battle against a band of surviving humans in post-apocalyptic San Francisco was featured as the promotional poster for Dawn of the Planet of the Apes movie in 2014. Per SGTF's AOR under Operation Silverback, operatives to help forward this materials item to the GCWBRF cache for further exploration have begun.
 
   
     

Operatives who have logged this TB...

  • Green Beret DICKANDALE
  •  (Sun 17 Mar 2024 @ 20:51:55 GMT; 1710708715 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
   

 
   Operation Silverback Prize Ring SILVERBACK Prize Rings

Those who create an account on fbz.geocaches.org and enter mission codewords and POTAM tracking bug numbers receive points towards an Operative ranking. Operatives who achieve the rank of General (700 points) are eligible to receive an official silver Operation Silverback GC.com trackable ring from Oakcoins. Gold rings are available for those who reach the rank of Green Beret (or higher).