To find pictures (and to upload your own) in the public domain or available under open licenses, check out resources like:
Richin yekanöx taq wachib'äl (chuqa' ye'ajotob'a' ri awichin) pa ri ruxaq kichin konojel ri wianqi' o ri e k'o rik'in jun jaqäl ya'öl q'ij, ke'anik'oj taq tob'äl achi'el: