This mystery cache is a bonus for completing the Historic Oakland Adventure Lab. It is not located at the posted coordinates. To discover the final coordinates, you must use the Geocaching Adventure Lab mobile app which requires the use of data or wi-fi. The Historic Oakland Adventure Lab leads you around Oakland to five locations. You must correctly answer a question at each location to complete the adventure. The final coordinates to this bonus mystery cache will be listed in the journal entries of the Adventure Lab. Please be respectful when searching GZ; available from dawn to dusk.
N43 AB.CDE W123 FG.HIJ
To open the Historic Oakland adventure in the Adventure Lab mobile app, click on or share the following https://adventurelab.page.link/oH93
To learn more about Geocaching Adventure Lab, click here.