Story of Chengannur Devi (with subtitles) ചെങ്ങന്നൂർ അമ്മയുടെ കഥ 

This temple premises is said to be the place were Shivaparvathy wedding ritual after Devi attained her monthly cycles took place. The pond adjacent when once cleansed, had a yaga kundam on the mid depth. The diety here still attains menstruation at times and the rituals conducted thereafter are with utmost divinity and as done for royal women.