volcanoes Some Links Below: www.learner.org/exhibits/volcanoes/ library.thinkquest.org/17457/english.html www.decadevolcano.net/links.htm http/vulcan.wr.usgs.gov/Servers/earth_servers.html volcano.und.nodak.edu/vwdocs/other/other.html www.geology.sdsu.edu/how_volcanoes_work