During the project Križnica – the Biosphere Reserve Mura-Drava-Danube interpretation centre the former military barrack and a district school building has been transformed to the Visitor Centre for in the interpretation of the natural heritage. The Visitor centre has a bio-research facility on the ground floor, a multimedia presentation hall, a multimedia classroom, a lift, an observatory, and a souvenir shop. Černelić Interior Solutions has participated in the project through the development, production and installation of custom interior elements and artefacts according to the design of the APE d.o.o. studio and Ivana Pancirov as chief architect.