CA 175 Challenge
Sacramento, CA
OuterSpatial CA 175 Challenge covering California State Historic Parks during the state’s 175th anniversary year.
Dates TBA — check the official site.
About CA 175 Challenge
OuterSpatial CA 175 Challenge covering California State Historic Parks during the state’s 175th anniversary year.
How to finish
- Earn OuterSpatial badges at California State Historic Parks during the 175th anniversary year.
- App badges
Reward
- Stamp
- Historic-park challenge badges