a relaxing holiday = ein erholsamer Urlaub
Fun vacation in German is (lusticas ferien)
Ferien
The one who leaves, as the one who stays not necessarily knows you are going somewhere.
sto andando in vacanza
Me voy de vacaciones.
Ich gehe
Urlaub in German means vacation or holiday in English.
I am going dancing = ich gehe Tanzen
Sweden
If you are going to the beach you might say "beach hoilday", but if you are going somewhere else you could just say you are going on "hoilday" or vacation.
Wohin gehen wir?
afthaltr dad goot