•  CALIFORNIA CONTRIBUTIONS.  Californians and California businesses and institutions have played a central role in the development of modern mapping.  To read a few thumbnails of California’s contributions, click here. 
   
• REMOTE SENSING.  Until the 20th century, one had to explore a place to create a map of it. Click here to read about the advances we have made since the 20th century.
  
  
• GEOGRAPHIC INFORMATION SYSTEMS (GIS).  A GIS is a System (of hardware and software) to manage Information (or data) that is Geographically (i.e.) referenced.  Read more about this powerful tool, by clicking here.
  
  
• DETERMINING POSITION.  “Where am I?” seems an easy question with today’s technology so we may soon forget the struggle man has gone through to answer that question.  Click here to read more.
  
  
• "DIY" MAPPING.  You can do-it-yourself for your own needs or just for fun.  Click here to read more.  [Page is temporarily disabled for updating.]

MORE INTERESTING TOPICS.

•  World War II Silk Escape Maps.  
  
• Proposed State of Jefferson
• Proposal to Divide California into 2 States
• 2018 Proposal to Divide California into 3 States
• Dissected Maps