Leading lines are in different forms and can be found almost anywhere in nature or everyday settings. Lines can be natural like a stream or unnatural like a bridge. There are five primary types of lines that you can use in leading lines photography. How you compose them within your frame determines whether or not they become leading lines in your shot. Any of them have an impact on a photo. But there are aspects of how you manage your compositions that determine how effective they are as leading lines or if they are leading nowhere at all.