“Before we can know why we’re here. Before we can know why everything is as it is . Before we can know how it all will end, we need to understand how it all began.” That’s Juliette, Rebecca Ferguson’s character on Silo , speaking not just about events on the show, but the show itself. Apple TV just announced that season three of the show will begin on July 3, and, after the cliffhanger last year, we now know this season will be heavily focused on the “how it all began.” Who built the silos? Why? We’re going to find out, and to do so the show will rewind things back, just like in this excellent teaser. We love the way that teaser rewinds events from both seasons and then *BAM* hits you with that new footage. A world not destroyed and desolate. A world very much alive and well. A world of silos. And, in that world, we see characters played by Jessica Henwick, Ashley Zukerman, Colin Hanks, and more.…