Plan your car rides carefully (food wise) and schedule in some Chinese fire drills at rest stops. There's enough to do on board the cruise that it should be easy to keep active.
JP, Jocey and anon-1feea793-a060-4689-95cc-1c143c6b44a1@8c047cbb-ddbc-4393-9b2f-543134569668.anon like this comment.