The visitors, who gave only their first names are Leo and Alexander from Russia and from Ukraine are Myck and Dimitris.
Originally the group planned to visit the Kutubu resource project areas, but decided against it and returned to Mount Hagen, Western Highlands on July 28.
In Mendi, the hitchhikers were accommodated by the President of Lower Mendi Local Level Government Peter Kundi and saw them off to Mount Hagen.