He has a strong spirit/sense of 'adventure'. [=he enjoys doing dangerous and exciting things]
The field trip was an 'adventure' for the students.
He told us about his camping 'adventures'.
(..) Good. And you, Bruno. Have you been reading newspapers? - Have you been reading anything? - Books. Good. What sort of books? Adventure books, mainly. You know, knights in shining armour, exploring strange lands and stuff, and silly princesses always getting in the way. (..)2008 The Boy in the Striped Pajamas
(..) Of course you are. You'll make lots of new friends. Bruno, you can have your friends around in the morning before we go. Think of it as an adventure, like in one of your books. But this is the best house ever. Well, you never know. The house we're going to might be even better. (..)2008 The Boy in the Striped Pajamas