Audioslave

While they're known for making heavier music, these hard rockers had their biggest success with something slower and softer.

From nu-metal to emo, pop-punk to garage rock, there were plenty of great rock albums to choose from in the 2000s.

From the '70s and '80s to modern day, alt-rock has put interesting bands on the concert stage.

One of rock's best supergroups.

Who were the big new bands in each year?

See where it started and how it ended.

Saying a lot with a little.

The 21st Century started off rocking.

These songs rocked, then rolled over into the mainstream.

We bet you didn't know all of these.