Ìpínlẹ̀ Oǹdó is a state in southwestern Nigeria. The inhabitants are mostly Yoruba, and the Yoruba language is commonly spoken. The state has a coast to the Gulf of Guinea in the south and the Idanre inselberg hills, which are up to 1,000 m asl. There are multiple mineral resource, there is limestone as well as gypsum, so there is a potential for karst and caves. The only cave we have listed so for is nevertheless a shelter in granite which is a famous archaeological site.