Green Hill Zone Act 2 - Sonic Mania by ZennyTheHeddgehog on DeviantArt

Sonic Mania - Green Hill Zone Act 2 Raw Gameplay

Sonic Mania Gameplay: Green Hill Zone Act 2 - PAX East - IGN

Steam Workshop::Green Hill Zone: Act 2 [Mountains]

Sonic the Hedgehog 2 (pre-beta)/Comparisons/Neo Green Hill Zone - Sonic Retro

PC / Computer - Sonic Generations - Green Hill Zone Act 2 - The Models Resource

Sonic Mania - Green Hill Zone Act 2 Gameplay, Sonic The Hedgehog's Green Hill Zone - remember this stage from your childhood?, By GameSpot

Sonic the Hedgehog Green Hill Zone Action Figure Playset, includes 2.5 Inch Sonic Action Figure

The history of Sonic's iconic Green Hill Zone

Sonic The Hedgeblog on X: From the Official Sonic 2 Solid Gold Guide - a look at “Neo Green Hill Zone”, the early name for Aquatic Ruin Zone… / X

Green Hill Zone Act 2 (From Sonic Mania) - song and lyrics by Mykah