Lesson P1.6
http://www.open2.net/sciencetechnologynature/worldaroundus/toolkit/ukmap2.html
Lesson P1.9
Lesson P1 Cover B
http://en.wikipedia.org/wiki/2004_Indian_Ocean_earthquake
http://news.bbc.co.uk/1/hi/in_depth/world/2004/asia_quake_disaster/default.stm