Two drawings.
The firts it´s a xantilmeh underground city called Nzuji, as you can see, it´s old but comfy.
The other it´s an old xantilmeh.
https://www.facebook.com/Diiros-Nontop-ART-491193821075399/?fref=photo
City Rats (Valentín Trujillo, 1986)