Keira Knightley and Adam Levine in BEGIN AGAINSummer may not officially begin until June 21, but “summer movies” have already begun to make waves at the box office. And while filmgoers succumb to the traditional summer movie fare—including superheroes and sequels, Transformers and talking apes—the indie box office is primed to serve up something different with a bit more depth. This summer, we challenge you to venture beyond the shallow side of the pool and dive into the deep end. Here’s our annual Top 10 list of what you will find there.