This collection of images includes examples of parallel lines in the real world, as well as a couple of examples of how to solve a problem involving parallel lines.
LinkedIn Corporation. (2013, June 26). Tutorials--Equations of Parallel and Perpendicular Lines. Retrieved July 28, 2018, from https://www.slideshare.net/Media4Math/tutorialsequations-of-parallel-and-perpendicular-lines/25