Today's exercise routine....

running around an airfeild after a glider built by Julian. Did it manage to take off? You'll have to wait and watch series 2 of Secrets of the Transport Museum to find out.

https://video.wixstatic.com/video/5feeea_a67ea7aff0ee4393a5a8ac18582798ff/1080p/mp4/file.mp4