Solar balloon free flight trajectory prediction

Another idea that would be super useful for solar balloon free flight planning > ability to incorporate commercial flight routes into the prediction, this could be done by incorporating info from The problem with this site is that it doesn’t show the underlying geography, which is essential for balloon recovery planning. I have found the best option for this is superimposing commercial airplanes trajectories with Google Maps geographic relief view. Here’s an example of some short free flight planning where I put together these layers through Photoshop.