Selena Gomez's awesome, Justin without bieber summer has incorporated different yacht excursions, Disneyland trips, and a get-away to Italy. It's slowing down now with one final outing abroad to Greece and Bulgaria. Gomez herself has not posted about her opportunity there, keeping it private. In any case, fans trust she was over in Greece volunteering with A21, a non-benefit association that attempts to avoid human trafficking. The artist was seen in Greece on Tuesday and Bulgaria Wednesday: