Computer games
Dofus and Wakfu
The image below is based on graphics from MMORPG games Dofus and Wakfu developed and published by Ankama Games. It show us endless staircase in traditional environment of such games.
The image was created by Konstantinos Ioannidis (Weequays). His deviantART profile is http://weequays.deviantart.com
The image was found at http://weequays.deviantart.com/art/Ascending-and-Descending-bis-206016377