I know CivBE has worst problems, but I was quite disappointed that most quests don't have a unique artwork of their own. They present us with a short story, which is nice, but unique artworks would not only help with the immersion, but would be useful and informative even if you don't care more about the lore after your 100th playthrough.
For instance, instead of the same generic green building, why don't the building related quests use their respective building's icon?
How it is:
How it could be:

For instance, instead of the same generic green building, why don't the building related quests use their respective building's icon?
How it is:

How it could be:
