In orbit, of course. Where do you think the Orion does pleasure-flights to?

(I like to think that in this world there's been some typical inter-museum scrap that has resulted in SkyDiver being split between Duxford and the Submarine Museum at Gosport; meanwhile there's a SHADO Mobile at the Blandford Tank Museum whilst Fireball XL5 sits at Bruntingthorpe in the hanger alongside XH588 waiting its turn to be restored to flying condition.)