Regarding this thread and your first rule: Most of your suggestions already have been suggested in the past. That’s what the whole subforum is for.
- Festivals: Festivals and events(in game)
- Boats: Boats? yeah... Boats. Or ships
- Statues: Heroes, Inns, Guilds, Villager Population, FPV, Evil Fortress and more!
- More default templates are in the works, iirc