Matt Damon Wet and Wild At Disneyland

8/22/2015 7:42 AM PDT

Matt Damon -- Wet and Wild at Disneyland

Matt Damon seemed more amused than fearful on the Matterhorn ... which makes sense given he recently had a much scarier experience when he got stranded on Mars.

Matt and the fam hit up Disneyland for the birthday of one of his kids.  

Lookin' good.