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

blocks-left.jpg
  Login  
 
Nickname

Password

Don't have an account yet? You can create one. As a registered user you have advantages such as the ability to display and track your Operation Silverback progress, earn points, upload images, and post comments in the forum.

blocks-left.jpg
  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!

blocks-left.jpg
  External Links  
  · 1: The FBI Vault
· 2: The CIA Vault
· 3: Project Blue Book
· 4: Aliens the Truth

 << SGTF Special Operations
POTAM Ceasar
Geocaching Reference Number TB2ADXC

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

 
POTAM Ceasar Tracking Bug ImageCurrent GOAL:
Your TOP SECRET mission (codename Caesar) 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 trading card is an archival item referencing the original Planet of the Apes series. 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...

  • Honorable Discharge DUCK432
  •  (Mon 09 Mar 2009 @ 18:00:00 GMT; 1236621600 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Honorable Discharge CONDORMAN
  •  (Tue 10 Mar 2009 @ 19:54:03 GMT; 1236714843 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Honorable Discharge BLONDHILITES
  •  (Thu 05 May 2011 @ 9:43:44 BST; 1304585024 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Green Beret BKIP
  •  (Thu 05 May 2011 @ 19:32:59 BST; 1304620379 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • General RAGFOOT
  •  (Mon 16 May 2011 @ 19:11:13 BST; 1305569473 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Honorable Discharge THEJJDUO
  •  (Mon 13 Jun 2011 @ 9:17:54 BST; 1307953074 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • General FISNJACK
  •  (Mon 13 Jun 2011 @ 16:36:28 BST; 1307979388 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Sergeant Major JAHOADIANDJOHN
  •  (Tue 14 Jun 2011 @ 20:26:15 BST; 1308079575 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • General OESTEADO
  •  (Sun 10 Jul 2022 @ 18:18:16 BST; 1657473496 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • First Sergeant NOBRO58
  •  (Fri 31 Mar 2023 @ 19:05:48 BST; 1680285948 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Honorable Discharge FLAGMAN
  •  (Fri 02 Jun 2023 @ 16:52:01 BST; 1685721121 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Green Beret DICKANDALE
  •  (Thu 25 Apr 2024 @ 20:56:58 BST; 1714075018 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Brigadier General FEBONIOCLAN
  •  (Sun 19 May 2024 @ 8:26:58 BST; 1716103618 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • General MPARK65
  •  (Sun 19 May 2024 @ 11:10:32 BST; 1716113432 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • General MAGICN3
  •  (Wed 12 Jun 2024 @ 13:30:40 BST; 1718195440 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).