Christina Maxouris, CNN • Published 13th July 2020(CNN) — It took the 20-year-old 7 weeks to make it back homeCourtesy Kleon PapadimitriouKleon Papadimitriou, pictured here in southern GermanyCourtesy Kleon PapadimitriouThis was Papadimitriou's luxurious hotel room for most of th...