It is an historical monument, which served as a shelter and fortress to the Egba people during the Yoruba Intercity wars. By 1830, the main body of the Egbas had already settled at the site of the Olumo and the refuge provided by the rock marked the end of their wanderings and struggles for existence.
Since then, they regard the Olumo Rock as their protection shrine and they make annual sacrifices to its deity. People from all walks of life still go there for divine consultations.
Olumo Rock is one of the largest African heritages.It is a world class tourist destination that stands as the only one of its kind in Africa and presumably the world. The Conserving our natural and historic heritage for all to enjoy now and in the future, and also recognising and protecting the landscape values of the rock area for the purpose of creating pleasing physical environment for living, working circulation and recreation.