Never underestimate the usefulness of camping as a hobby. Survival skills will be incredibly important for Christians in the near future. Camping gives a safe place to test and refine outdoor skills.
You might not want to have a full size tent as an emergency shelter system. However, you practice setting up your emergency shelter system when your well-being is not dependent on your success.
It is the same with fire making skills, cooking gear, tracking, navigation, and orienteering.
Plus, all these practices can be an adventurous form of play.
For more on this I recommend coal cracker survival. Link below