| Ulyanovsk, Russia Population: 700,000 Program Initiated: 6/1996 Ulyanovsk, Russia View Map |
Haikou, China Population: 1.5 million Program Initiated: 11/1992 Haikou, China View Map |
| Kigali City, Rwanda Population: 965,398 Program Initiated: 4/2011 Kilgali City, Rwanda View Map |
Puebla, Mexico Population: 4 million Program Initiated: 10/1993 Puebla, Mexico View Map |
| Rio de Janeiro, Brazil Population: 6,323,037 Program Initiated: 02/2004 Rio de Janeiro, Brazil View Map |
Tainan, Taiwan Population: 1 million Program Initiated: 8/1986 Tainan City, Taiwan View Map |
| Taipei, Taiwan Population: 2 million Program Initiated: 2/1981 Taipei, Taiwan |
Piura, Peru Population: 484,475 Program Initiated: 1/2020 Piura, Peru |