The Museum of Paleontology (UCMP)

http://www.ucmp.berkeley.edu/

 - UC Berkeley

The Tree of Life

http://phylogeny.arizona.edu/tree/phylogeny.html

 - University of Arizona 

Darwin's Life and Work

http://www.csuchico.edu/~curban/Darwin/DarwinSem-S95.html

 - Prof. Charles Urbanowicz 

Access Excellence

http://www.accessexcellence.org/

Evolutionary Classics: Darwin & Wallace

http://www.zoo.uib.no/classics/

Five Major Misconceptions about Evolution

http://www.talkorigins.org/faqs/faq-misconceptions.html

Smithsonian: Natural History Highlights

http://www.mnh.si.edu/highlight/past/