Early in Episode 3: Wastelands, you will wake up and leave your tent. Directly across from you will be a campfire area and a log that you can sit on. You will be able to start drawing from your viewpoint on the log, feel free to complete it; however, you can stop after making the rough sketch and get your achievement / trophy.
Here is a video guide with English commentary!
Here is a playlist of guides for this game!
https://www.youtube.com/playlist?list=PL-HeW6XkKdUJNaduS4UQz...