The "Live Music Capital of the World" is, unsurprisingly, home to a ton of incredible and often historic venues. But with that stellar reputation also comes exceptionally high demand, so last-minute booking in Austin can be quite difficult. If you're looking to play next week, for example, opportunities are a bit limited. There are, however, some great stages that still have openings for summer gigs. Here are five of our favorite Austin spots with nights to fill through August – and how to book 'em!