Etna park
Etna park
http://www.parcoetna.it/
Etna
Etna
http://www.volcanoetna.com/
Geografie
Geografie
http://www.geografie.nl/geografie/inhoud_show.php?id=327
Nationaal instituut
Nationaal instituut
http://www.ct.ingv.it/
Vulcano Etna
Presentation and description of all major italian volcanoes and
volcanic areas with maps, photos and reference lists, and links for further
information
http://boris.vulcanoetna.com/
Video en foto
Video en foto
http://www.swisseduc.ch/stromboli/etna/index-de.html
Wikipedia
Wikipedia
http://nl.wikipedia.org/wiki/etna