We all know No Mans Sky, developed and published by Hello Games, and how it surprises us every showing with brand new footage and worlds to explore since the games world is procedurally generated thus you will never explore it fully.
It's perhaps the most iconic level of its generation. Lush grassy hills, checkered soil, and abundant life: Green Hill Zone the first area that players visit in the original Sonic the Hedgehog for the Sega Genesis is easily the most inviting level in the entire game.