An address system that labels every 3-metre squared area on earth with 3 words is bringing sense to one of Rio's favelas, and helping Olympics visitors find their way. Matthew Stock reports.
01:48
02:05
01:45
01:16
02:09
02:08
01:43
01:39
00:56
01:36
02:12
00:57
01:38
01:08
01:05
01:45
01:31
02:03
01:27
01:12
03:04
02:20
01:25
03:30
01:20
01:41
02:01
01:41
02:00
01:28
01:29
01:29
01:49
01:22
01:33
02:58
00:59
02:56
01:51
01:39
01:45
01:16
01:36
02:12
00:57
02:02
01:34
01:27
01:53
00:51
03:01
03:03
01:31
01:04
02:18
01:45
01:03
01:09
00:50
00:59
01:15
04:39
01:48
01:27
01:13
01:25
01:40
01:42
01:39
04:38
03:01
01:37
01:52
01:40
01:08
01:21
01:25
01:38
01:47
02:03
02:05
00:56
03:04
00:40
01:02
01:37
02:25
01:18
02:56
01:49
01:33
01:09
01:27
01:25
01:33
04:07
01:06
00:53
01:47
00:57