Damerisha Beach in China's Shenzhen city. This 1.8-kilometer-long beach sees a flood of people in summer. Especially, on holidays, it becomes difficult to find a place to set foot on the sand. To manage the crowds, the authorities have had to decide to limit the number of people entering the beach.How crowded the beach can get can be understood just by reading tourists' experiences online. On travel websites like TripAdvisor, many tourists have expressed dissatisfaction over the crowds. Some hav...