outdoor
adjective /ˈaʊtdɔː(r)/
  /ˈaʊtdɔːr/
[only before noun]- used, happening or located outside rather than in a building
- outdoor pursuits/recreation/activities
 - They sell camping equipment, hiking gear and outdoor clothing.
 - an outdoor swimming pool
 - I'm not really the outdoor type (= I prefer indoor activities).
 - a cafe with indoor and outdoor seating
 
Oxford Collocations DictionaryOutdoor is used with these nouns:- activity
 - area
 - arena
 - …