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

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  Login  
 
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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.

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  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!

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

   

   

 
   
Project APE Gold Geocoin