Here are three websites that give information about the Santiago Bernabeu Stadium:

http://www.stadiumguide.com/bernabeu.htm

http://www.realmadrid.com/cs/Satellit...

http://www.madrid-guide-spain.com/rea...

 The last website also offers a page detailing just the tour:

 http://www.madrid-guide-spain.com/rea...