Forest theme

A stage with a forest theme has a natural setting. This is one of the most common themes in the Sonic the Hedgehog series. This kind of setting need not be a forest, but only needs to be "green". Common elements include grass, anywhere from a few trees to a jungle, and basic enemies.

Stages with a forest theme

 * Green Hill Zone, Sonic the Hedgehog (1991)
 * Green Forest, Sonic Adventure 2 (2001)
 * Leaf Forest, Sonic Advance 2 (2003)
 * Splash Canyon, Sonic Riders (2006)
 * Botanical Kingdom, Sonic Riders: Zero Gravity (2008)
 * Jungle Joyride, Sonic Unleashed (2008)
 * Green Hill, Sonic Generations (2011)