Though less common now, you’ve likely seen sneakers hanging from power lines. One theory says soldiers started the trend by tossing their boots on lines after training. Another unproven claim suggests gangs use it to mark territory.
Some think it’s a result of bullying, like scenes in movies where kids lose their shoes this way. However, the most popular and likely explanation is that people do it just for fun. As the article notes, “It’s likely just a harmless tradition that others continue after seeing it.”