Below are some informative links to expand your knowledge about great music!
Rollingstone magazine - http://www.rollingstone.com/
Rolling Stone is a U.S.-based magazine devoted to music, politics, and popular culture that is published every two weeks. Rolling Stone has maintained a website for many years, with selected current articles, reviews, blogs, MP3s, and other features such as searchable and free encyclopedic articles about artists, with images and sometimes sound clips of their work. There are also selected archival political and cultural articles and entries
About.com’s Oldies - http://oldies.about.com/
With links to many sites and articles, about.com’s oldies section gives you an extensive viewing to many different kinds of music from different ears. Along with an artist spotlight and a ‘This day in music history’ section, about.com is worth a look at least once a day.
Rolling Stone Magazine from Wikipedia: 500 Greatest Albums – http://en.wikipedia.org/wiki/The_500_Greatest_Albums_of_All_Time
"The 500 Greatest Albums of All Time" is the cover story of a special issue of Rolling Stone magazine published in November 2003. The list was based on the votes of 273 rock musicians, critics, and industry figures, each of whom submitted a weighted list of 50 albums. Various music genres were featured in the list, including rock, hip hop, country, ska, punk, heavy metal, soul, blues, folk, jazz, pop, and combinations thereof. The list also includes a few compilations, "greatest hits" collections, and soundtracks. The accounting firm Ernst & Young devised a point system to weigh votes for 1,600 submitted titles