Groupement d’Études Entomologiques Méditerranée et Balkans General overview (video film) Additional information Leshnitsa and Pena river valley Popova Shapka Black lake Ljuboten South of Shar Planina Institute of Ecology This web site is composed  of multimedia files as a  complement to the book: Presentation book Butterflies Shar Mountains.pdf Butterflies of the Shar Mountains in North Macedonia Video Films: