Copyright Information
Alfred Wegener image at ../continentaldrift/wegener.html is in the public domain. Citation Link: http://en.wikipedia.org/wiki/Image:Wegener_Alfred_signature.jpg
First lava picture on Volcanoes: Lava http://www-tc.pbs.org/wgbh/nova/volcano/images/anat_lava.jpg?Log=0
Second lava picture on Volcanoes: Lava
http://hvo.wr.usgs.gov/kilauea/update/archive/2002/Sep/20020903-2071_DAS_small.jpg
