Vanessa Hudgens and Austin Butler kiss in Barcelona
05/31/2012 at 11:00 AM EDT
Muy caliente!Vanessa Hudgens
and her boyfriend, Austin Butler
turned a trip to Barcelona into an international make-out session this week, kissing all over the romantic city.
After attending the Formula 1 Championship in Monte Carlo, the pair snapped photos, held hands and locked lips while sightseeing.
They took in more than just each other's faces, too, checking out the Dali museum and Gaudi Park.
Butler, 20, and Hudgens, 23, haven't been shy about displaying their affections – they've been photographed heating up Miami
and smooching in Hollywood
Butler previously played Jamie Lynn Spears
's love interest on Zoey 101
, and regularly guest stars on ABC Family's Switched at Birth