CMG in Übach-Palenberg (https://carolus-magnus-gymnasium.de/), Germany, visited IESO Montana Palentina in Cervera de Pisuerga, Spain, in October 2022.
IESO Montana Palentina (http://iesomontanapalentina.centros.educa.jcyl.es/sitio/) visited CMG in March 2023.
Carolus-Magnus Gymnasium Übach-Palenberg 