From Outer Space?

Thank you Gaillou for your inventive comment. Yes I agree with you - and it's the very first time I've heard of such a combination.
PJ

Thanks MaryNolan. Glad you liked it. Do you want to hear how I improved my time?
PJ

I see the space ships among the American Indian headdresses.

Very nice puzzle, and I'm not disappointed with my time. 6:45 Thanks, PJ!