Geotrends 2010
“International conference GEOTRENDS is planned as a meeting which will consider all actual tendencies and trends of geoheritage, geotourism and geoconservation research …
broedplaats voor de toekomst
“International conference GEOTRENDS is planned as a meeting which will consider all actual tendencies and trends of geoheritage, geotourism and geoconservation research …