Extended Rage

(Masters of the Wild: A Guidebook to Barbarians, Druids, and Rangers, page 22, DnD 3.0)

[General]

Your rage lasts longer than it normally would.

Prerequisite

Ability to rage

Benefit

Each of your rages lasts an additional 5 rounds beyond its normal duration.

Special

You can take this feat multiple times, and the additional rounds stack.