Possibly just other usages of "im Urlaub" improved, like "im Urlaub erlebten wir das und das", "im Urlaub hatten wir schönes Wetter" and so forth. "In Urlaub" as in currently becoming there, seems wholly Completely wrong in Higher-Austrian, but I don't understand about the Germans. I have also heard of https://bihlmayermedia-bilder.com/urlaub/wir-sind-im-urlaub/