Complex sentence: The collaboration of the Madonie Park authorities and the European GeoParks association has allowed the research of students and lecturers of Palermo University Department of Geology and Geodesy; in-depth guides have been written and educational paths mapped out with signs erected with information on the ground.
Split into simpler sentences: The collaboration of the Madonie Park authorities and the European GeoParks association has made many things possible. These include research that has taken place with students and lecturers of Palermo University Department of Geology and Geodesy, in depth guides have been written and educational paths mapped out with signs erected with information on the ground.