Surfshark has published a ranking of the largest cities in the world by the number of CCTV cameras per square kilometer. Moscow is placed 30th: there are about 77 CCTV cameras per square kilometer. Seoul and Barcelona were also included in the Top 30.
The Indian city of Chennai is placed first, there are 8.5 times more CCTV cameras installed than in Moscow. The five leaders included two cities in China - Harbin (410 cameras) and Xiamen (385 cameras), as well as the capital of Great Britain, London (399 cameras).