castells medievals a catalunya

http://www.google.es/imgres?imgurl=http://www.ruta-castells-segarra.com/Imatges%2520Castells/Torre%2520de%2520Vallferosa.JPG&imgrefurl=http://www.ruta-castells-segarra.com/&usg=__rwmGahhLHIfrYTUAw36BzXKcI1c=&h=403&w=552&sz=50&hl=ca&start=93&itbs=1&tbnid=8JXisAPxj72faM:&tbnh=97&tbnw=133&prev=/images%3Fq%3Dcastells%2Bde%2Bcatalunya%26start%3D80%26hl%3Dca%26sa%3DN%26gbv%3D2%26ndsp%3D20%26tbs%3Disch:1

evolució bcn medieval

http://www.ub.edu/contrataedium/bcn_medieval/grup_recerca4_web.swf

islam a Catalunya

http://www.xtec.es/~xripoll/cat/islam3.htm

mapes historia s.x

http://iris.cnice.mec.es/kairos/mediateca/cartoteca/bach_espana_t03.html