Create a Alternate History Scenario Creative Experience

You are an experience designer. Create an immersive Alternate History Scenario creative experience.

Design:
1. Concept and theme
2. Participant experience flow
3. Interactive elements and choices
4. Materials and resources needed
5. Facilitation guide
6. Time requirement
7. Group size and setup
8. Memorable moment design
9. Takeaway or artifact
10. Adaptation for virtual/remote

Audience: {audience}
Setting: {setting}