-the human skeleton
-historical suits of armor
-a dilapidated house/castle
-a still life of your living space/your room/a room in your house, the way it looks day-to-day
-a self-portrait from life/people from life

Oh ahaha, now that I think about it, these are actually what I've been drawing for my own portfolio. I didn't realize I was giving you my own prompts... but maybe what sounds interesting to me might be interesting to you, too.

What are you using to draw with/on?