1883 Eruption of Krakatau
Krakatau Volcano
Eruptive History
Krakatau Tsunami
Volcanic Explosivity Index (VEI)
http://vulcan.wr.usgs.gov/Volcanoes/Indonesia/description...

Alluvial Fans
Alluvial fans are fan-shaped deposits of water-transported material
http://darkwing.uoregon.edu/~millerm/fan.html

Alluvial Fans
Death Valley National Park Geology Image Gallery - Badwater
http://wrgis.wr.usgs.gov/docs/parks/deva/galfan.html

Alluvial Fans
Alluvial fans form where a narrow confined valley emerges into a broad flat area.
http://es.mq.edu.au/courses/GEOS260/alluvialfans.htm

America's Volcanic Past - Volcanic Highlights and Features
Volcano's By State and Region
http://vulcan.wr.usgs.gov/LivingWith/VolcanicPast/framewo...

Cascades Volcano Observatory
Cascade Range: Vocanoes Current Activities News and Current Events Hazzards Maps Reports Mount St. Helens Volcano
http://vulcan.wr.usgs.gov/

Climb A Volcano
"Family Fun - Picnic at the Top" Pick the Volcano you want to hike and have lunch!! Search By State
http://vulcan.wr.usgs.gov/LivingWith/ClimbVolcano/framewo...

Death Valley
Geology of Death Valley
http://www2.nature.nps.gov/geology/usgsnps/deva/deva1.html

Diamonds and the Ocean Floor
Science Daily Article 2003:Diamonds Have Oceanic Origin, Says University Of Toronto Geologist; More than just symbols of wealth and beauty, diamonds are a testament to the history of the earth
http://www.sciencedaily.com/releases/2003/05/030501075621...

Discovery Channel
Lesson: Earth Science
http://school.discovery.com/lessonplans/earthsci.html