In a series of 3 murals, homage is paid to indigenous people of Southern Alberta through portraits of Chief Red Crow (Kainai), Chief Sitting Behind An Eagle Tail Feather (Piikani); and Chief Crowfoot (Siksika) who represent First Nations in the Blackfoot Confederacy.
Three Kings is one of three in a series of murals by Trotter that acknowledge the past of Lethbridge through his rendering of historical photographs.