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



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.

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

 << SGTF Special Operations
POTAM Cosmic Astronaut
Geocaching Reference Number TBWRTP

Worth 20 Points (Create an account to enter TB tracking number and earn points!)

POTAM Cosmic Astronaut Tracking Bug Image

Operatives will discover this intelligence in a TOP SECRET document as part of the FBZ 53 (Mission Gorge) Operation Silverback engagement.

Its discovery is worth 20 points towards an operative's rank on this Web site!

Operatives who have logged this TB...

  • Honorable Discharge THEJJDUO
  •  (Tue 26 Feb 2013 @ 14:28:00 CST; 1361910480 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Staff Sergeant THESPEIS
  •  (Sun 27 Oct 2013 @ 22:42:12 CDT; 1382931732 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • General OESTEADO
  •  (Sun 10 May 2015 @ 13:54:13 CDT; 1431284053 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)
  • Sergeant First Class CCC
  •  (Mon 25 Jan 2016 @ 16:35:43 CST; 1453761343 seconds since Unix Epoch (POSIX) 01 Jan 1970 00:00:00 UTC)

Project APE Gold Geocoin


Congratulations to Special Operation Forces (SOF) commandos DUCK432 and CONDORMAN for their 18 July 09 FTF during the final Operation Silverback mission! They are the top FBZ operatives and winners of SGTF's prized Project A.P.E. gold geocoin!

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