These aren't webcams (as some of the comments mention that) My best guess would be using a geoIP to detect the user's city and then using Google Map's street v

These aren't webcams (as some of the comments mention that) My best guess would be using a geoIP to detect the user's city and then using Google Map's street view from that city and showcase it for a couple of seconds. The webmaster would have more accurate data if he had asked for HTML5 geo location permission.