The Wheel of the Year is a cyclical calendar that celebrates 8 seasonal festivals

https://wiki-saloon.win/index.php/Embracing_the_Seasons:_A_Trip_Through_the_Wheel_of_the_Year_in_Polytheist_Traditions

The Wheel of the Year is actually an intermittent calendar that celebrates 8 seasonal festivities, marking the altering of the times as well as mother nature's rhythms