Rio Olympics: What to Watch on Day 1 - Swimming, Gymnastics and Beach Volleyball Kick Off

With 306 events unfolding over the next 16 days at the Rio Olympics, it's kind of overwhelming to figure out what to watch (though NBC certainly has you covered with 6,755 hours of live programming).

Since it's impossible to watch everything, we've got your back.

Distance queen Katie Ledecky will reportedly swim in the preliminary heats (prelim swimmers also win a medal if the final team wins), which would give her a shot at five medals in Rio.