Green Hill Zone - Sonic Stages - AK1 MUGEN Community

Green Hill Zone (Sonic the Hedgehog 16-bit) - Sonic Retro

Sonic The Hedgehog 1 - Green Hill Zone (POC)

Green Hills Zone - Sonic Retro

Game Boy Advance - Sonic the Hedgehog Genesis - Green Hill Zone

Custom / Edited - Sonic the Hedgehog Customs - Green Hill Zone Background (Modern, Genesis-Style) - The Spriters Resource

Wii - Super Smash Bros. Brawl - Green Hill Zone - The Textures Resource

Custom / Edited - Sonic the Hedgehog Customs - Green Hill Zone Chunks (Prototypes, Sonic Mania-Style) - The Spriters Resource

Green Hill Zone, McLeodGaming Wiki

Sonic - Green Hill Zone

Green Hill Zone 13x19 Poster – Rocket Pop Inc.