There is horse riding at Marsalforn, clubbing at Xlendi, boat-trips to Comino and any other outdoor activity you would expect from an island in the Mediterranean.
Popular activities in Gozo also include, sightseeing, visiting historic buildings, sun-bathing, stargazing and watching the world go by!
While you're here, do try some of Gozo's fine restaurants. Many are found by the water's edge, serving great Maltese wine and beers. A Perfect setting for al fresco dining experience.