It consists of a peak and surrounding slopes. Ridge: The earths shape separates two river valleys and connects the surfaces in opposite directions. The top of the hills can be flat or sharp. It consists of a peak and the slopes surrounding it. Another meaning can also be called a flat landform, which is higher than the flat places around it and is often found alone. Its height usually is a maximum of a few hundred meters. You can find more than one variety of hill wallpapers in our app! Get these best hill wallpapers instantly on your phone.