The top 25 songs on the list are:

"Like a Rolling Stone" by Bob Dylan
"(I Can't Get No) Satisfaction" by The Rolling Stones
"Imagine" by John Lennon
"What's Going On" by Marvin Gaye
"Respect" by Aretha Franklin
"Good Vibrations" by The Beach Boys
"Johnny B. Goode" by Chuck Berry
"Hey Jude" by The Beatles
"Smells Like Teen Spirit" by Nirvana
"What'd I Say" by Ray Charles
"My Generation" by The Who
"A Change is Gonna Come" by Sam Cooke
"Yesterday" by The Beatles
"Blowin' in the Wind" by Bob Dylan
"London Calling" by The Clash
"I Want to Hold Your Hand" by The Beatles
"Purple Haze" by Jimi Hendrix
"Maybellene" by Chuck Berry
"Hound Dog" by Elvis Presley
"Let It Be" by The Beatles
"Born to Run" by Bruce Springsteen
"In My Life" by The Beatles
"Be My Baby" by The Ronettes
"People Get Ready" by The Impressions
"God Only Knows" by The Beach Boys

http://www.rollingstone.com/news/coverstory/500songs