Pixilart - Green Hill Zone by RedEarbuds

Green Hill Zone (Classic) Sonic Wiki Zone+BreezeWiki

Green Hill Zone by MakeshiftKaz on Newgrounds

Green hill zone background by sonicmechaomega999 on DeviantArt

Green Hill Zone - TV Tropes

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

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

File:Sonic the Hedgehog - GEN - Maps - Green Hill Zone - Act 3.png - TheAlmightyGuru

Green Hill (Sonic Generations), Sonic Wiki Zone

dalle-mini/dalle-mini · Tried to make a realistic and accurate

a drawing I made of green hill zone in MS paint : r/SonicTheHedgehog