I discovered that my husband love boys, and I don't know

I discovered that my husband love boys, and I don't know what to do I was cleaning the attic and found a strange metal box which was locked, so i managed to open it with a knife, and to my surprise it was full of pictures of my husband and other boys in a shamefully positions, completely naked i was sick and was about to throw up, so i closed the box but i never mentioned this to y husband or opened the subject don't know what to do, i don't want to sacrifice our marriage life, i love him, and he loves me so much