I have been working on various incarnations of this infographic for a while and am finally happy with where it's at. It started off as just a Marvel timeline, then other films got added and it became to messy. Then I realized it just needed to be about the super-heroes movies. I plan to expand this to 2020, but I'll make a new post for that when I do.
Click image to see LARGER version, or Click Here to see detail version