ArtStation - Sonic the Hedgehog 2 - Concept Green Hill Zone

ArtStation - Sonic and Tails at Green Hill Zone - Digital Painting

ArtStation - Sonic - green hill zone

ArtStation - Sonic the Hedgehog - 3D Scene Renders

ArtStation - Green Hill 3D Redesign

ArtStation - Sonic - Green Hill Zone Lookout

ArtStation - Sonic the Hedgehog Diorama Series: Marble Zone

Sonic All The Way by Oscaruniverse on DeviantArt

Sonic the Hedgehog trail cam : r/weirddalle

Emerald Hill Zone by Tricky-E on DeviantArt

ArtStation - Mushroom Hill (Remastered) (Sonic The Hedgehog 3 & Knuckles)

Portfolio - Art - Pixel Artist & Animator (Freedom Planet 2 / Kyle & Lucy / Sonic Studio), Page 2