Forbidden Zone Geocaches
 
   
 
FBZ Missions
 
 
  · Stone of the Lost Valley
· The Bunkers
· Mission Gorge
· Rock River Burial Mound
· Supernatural Supernova
· Little Green Men
· The Forbidden Zone
· The Doomsday Bomb
· The Monkey's Triangle
· Warlock Mine
 
 


 
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Journal Entries
 
 
 
· The Fool in the Rain [8/25/25]
· Reporting for Duty [2/24/25]
· Introduction [3/29/23] Normal.gif

[ More in Journal Section ]
 
 


 
Silverback Cipher
 
 
 
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.

This cipher can be used to decrypt directions and secret codewords at FBZ geocaches!
 
 


 
External Links
 
 
  · 1: The CIA Vault
· 2: The FBI Vault
· 3: Project Blue Book
· 4: Aliens the Truth
· 5: The Black Vault
 
 


 << SGTF Special Operations
POTAM Frenzy
Geocaching Reference Number TB2T4MR

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

 
POTAM Frenzy Tracking Bug ImageCurrent GOAL:
Your TOP SECRET mission (codename FRENZY) is to further this Special Reconnaissance (SR) evidence through any means possible to help it reach its destination at (GC210M6), The Forbidden Zone FBZ A.P.E. 57 in San Diego, CA. U.S.A.

About this item:
SGTF speculates this trading card is an archival item referencing the original Planet of the Apes movie series. Per SGTF's AOR under Operation Silverback, operatives to forward this materials item to FBZ A.P.E. 57.

Please do not keep this TB if you DO mistakenly remove it from the Project APE cache. Drop it in a cache somewhere for another person to find and perhaps the mission will be completed again!
 
   
     

Operatives who have logged this TB...

  •  CONDORMAN
  •  (Wed 11 Nov 2009 @ 9:22:12 GMT; 1257931332 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  •  DUCK432
  •  (Tue 08 Dec 2009 @ 23:37:17 GMT; 1260315437 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  •  MIKE6X6
  •  (Fri 30 Apr 2010 @ 16:25:44 BST; 1272641144 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  •  THEJJDUO
  •  (Fri 30 Apr 2010 @ 16:55:50 BST; 1272642950 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  •  DICKANDALE
  •  (Sun 17 Mar 2024 @ 20:50:15 GMT; 1710708615 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  •  MAGICN3
  •  (Fri 20 Sep 2024 @ 18:11:40 BST; 1726852300 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  •  MPARK65
  •  (Fri 20 Sep 2024 @ 19:12:04 BST; 1726855924 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  •  FEBONIOCLAN
  •  (Sat 21 Sep 2024 @ 21:05:49 BST; 1726949149 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  •  MIKE2FIND
  •  (Wed 25 Sep 2024 @ 10:04:30 BST; 1727255070 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).