5. Hills and Ridges in Southwestern Nigeria

The chapter 'Hills and Ridges in Southwestern Nigeria' delves into the geological features of the region, focusing on the classification and occurrence of hills and ridges within the Basement Complex rocks. It discusses the different types of inselbergs, such as whalebacks, turtlebacks, bornhardts, and castle kopjes, and their distinctive characteristics. The chapter also explores the development of these features through the concept of etch-planation and the paleo-landscape model, which suggests that these formations are remnants of ancient weathering processes. Additionally, it highlights the tourism potential of these geological wonders, using examples like the Ado-Awaye Hill and the Olumirin Falls near Erin-Ijesa. This chapter offers a fascinating glimpse into the geological history and natural beauty of southwestern Nigeria, making it a valuable resource for geologists, geomorphologists, and those interested in the region's tourism potential.