Barcelona link

Good link for what to do and what's on in Barcelona

http://www.barcelona-online.com/museums.html

Even Barça football club has a museum

http://www.fcbarcelona.com/camp-nou/museum

History of Catalonia on this web of the Museum of the History of Catolonia, as you would expect...there's a good restaurant and terrace at the top, with a great view.
http://www.en.mhcat.cat/


Gaudi

http://a-gaudi.blogspot.com.es/

Chocolate Museum for a rainy day!
                
http://www.museuxocolata.cat/?lang=en