Big three names of the High Renaissance in Italy: Leonardo da Vinci, Michelangelo Buonarroti and Raphael
http://arthistory.about.com/cs/arthistory10one/a/high_ren_2.htm
Italian Renaissance Art http://www.finearttouch.com/
Italian Reanissance Art http://www.italian-renaissance-art.com/
Key innovations and artists of the Italian Renaissance
http://www.robinurton.com/history/Renaissance/early_ren.htm
Michelangelo Buonarroti http://www.michelangelo.com/buon/bio-index2.html
Michelangelo Buonarroti http://www.mega.it/eng/egui/pers/micbuon.htm
Michelangelo: his life and his arts
http://www.yourwaytoflorence.com/tourism/florence/michelangelo.htm
Brunelleschi biography
http://www-history.mcs.st-andrews.ac.uk/history/Biographies/Brunelleschi.html
Filippo Brunelleschi biography
http://www.yourwaytoflorence.com/tourism/florence/brunelle.htm
Da Vinci http://www.lgfl.net/curriculum-resources/Pages/DaVinci.aspx
Exploring Leonardo http://legacy.mos.org/sln/Leonardo/LeoHomePage.html
Famous inventors http://www.biographyonline.net/scientists/inventors.html
Leonardo Da Vinci https://www.khanacademy.org/humanities/renaissance-reformation/high-ren-florence-rome/leonardo-da-vinci/a/about-leonardo
Sandro Botticelli http://www.wga.hu/frames-e.html?/html/b/botticel/index.html
Sandro Botticelli http://www.artchive.com/artchive/B/botticelli.html
Absolute Shakespeare http://www.absoluteshakespeare.com/
Biographies http://www.neok12.com/Biographies.htm​
Shakespeare Resource Center http://www.bardweb.net/
Geoffrey Chaucer http://www.luminarium.org/medlit/chaucer.htm
Geoffrey Chaucer http://sites.fas.harvard.edu/~chaucer/
Dante Alighieri http://www.greatdante.net/
Martin Luther http://www.iep.utm.edu/luther/
Martin Luther http://www.newadvent.org/cathen/09438b.htm
Martin Luther http://www.pbs.org/empires/martinluther/
Martin Luther (1483-1546) http://www.bbc.co.uk/history/historic_figures/luther_martin.shtml
Martin Luther's life http://www.luther.de/en/leben/
Famous Christians http://www.biographyonline.net/people/famous/christians.html
Johannes Kepler http://kepler.nasa.gov/Mission/JohannesKepler/
Johannes Kepler http://galileo.rice.edu/sci/kepler.html
Johannes Kepler biography http://www-history.mcs.st-andrews.ac.uk/Biographies/Kepler.html
Galileo Galilei http://brunelleschi.imss.fi.it/museum/esim.asp?c=300251
Galileo Galilei http://plato.stanford.edu/entries/galileo/
Galileo Project http://galileo.rice.edu/
Galileo's battle for the heavens http://www.pbs.org/wgbh/nova/ancient/galileo-battle-for-the-heavens.html
Starry messenger: Galileo http://www.hps.cam.ac.uk/starry/galileo.html