There are so many fun things to do in Austin with kids. And when we visited over spring break, one of the things I was adamant about doing was river tubing, so I wanted to know where the best river floats in Texas were. My research showed me that there are many excellent floating rivers in Texas, each for their own reasons. While we were in Texas, we checked out some of these tubing rivers in Texas. Most of these we did for free on our own, but we also paid to do a Texas Tubes river float down the Comal River so we could do the famous Tube Chute…