Kabayan, Benguet – The annual All Saints Day is celebrated in Kabayan, Benguet at Opdas Cave where a mass grave of Skeletal remains have been been discovered and stored since 1971 by  Baban Berong a revered Elder among the Ibaloy Tribes of Kabayan, Tokyo University of Japan made carbon dating and anthropological studies and reiterated that the Skeletal remains are around 500 to 1,000 yrs old comprising of Asian origins  Filipino, Chinese, Japanese.

According to Opdas Cave caretakers and owner Rowena Berong, they offer prayers for  the  remains in time for All Saints Day. Dave Leprozo Jr.