Jeff Speck, planning expert and author of Walkable City and coauthor of Suburban Nation , has created a series of videos that illustrate how cities are reducing on-street parking and better utilizing their existing roads to create calmer traffic patterns, wider sidewalks, and dedicated bike lanes.

For more of Speck’s videos on street design, go to A Wonderfully Clear Explanation of How Road Diets Work for more at CityLab.