I've been meaning to get more orginized this year so I made a desktop calendar for myself. As the sesons progress, you can see the different moods of the sun and moon over a hilly landscape. 

I made it available to purchase on etsy (with and without text): https://www.etsy.com/listing/933164639/2021-monthly-desktop-calendar-sun-and?ga_order=most_relevant&ga_search_type=all&ga_view_type=gallery&ga_search_query=2021+instant+download+desktop+calendar&ref=sr_gallery-7-37&organic_search_click=1