This is a PPT with famous German art works. Some slides include vocabulary labels. I have used these "artworks of the week" in a 1st year class to provide rich yet comprehensible input beyond textbook/readers. Depending on the level of your class, just make a few statements about each image and ask a few questions. In my classes I sometimes do the same painting 2-3 days a week, just a few minutes each, and I always review previous week's art works. Hold students accountable by adding a question