With “Avengers: Endgame,” signifying the culmination of 10 years (and more than 20 movies) of Marvel Studios derring-do, it’s time we looked back at how the movies were actually put together.
Considering what an unproven idea this kind of massive, interwoven series really was, it’s not much of a surprise that there were a few hiccups along the way. But there are just as many secrets of the Marvel Cinematic Universe that will fill you with joy and surprise. Excelsior!