| ★ |  Volunteer in Zimbabwe | The Great Projects | The Great Projects @thegreatprojects | 80 | — | |
| 8 |  The Great Rhino Rescue Mission | The Great Projects | The Great Projects @thegreatprojects | 376 | — | 92 |
| 1 |  Volunteer in South Africa | The Great Projects | The Great Projects @thegreatprojects | 317 | — | 94 |
| 10 |  Wildlife Orphanage in South Africa | The Great Projects | The Great Projects @thegreatprojects | 243 | — | 92 |
| 19 |  Marine Conservation Volunteer Projects | The Great Projects | The Great Projects @thegreatprojects | 159 | — | 90 |
| 13 |  Wildlife Orphanage in South Africa - Volunteer Reviews | The Great Projects | The Great Projects @thegreatprojects | 147 | — | 90 |
| 18 |  Volunteer with Turtles | The Great Projects | The Great Projects @thegreatprojects | 145 | — | 90 |
| 7 |  Volunteer with Gorillas | The Great Projects | The Great Projects @thegreatprojects | 114 | — | 92 |
| 5 |  Volunteer with Lions | The Great Projects | The Great Projects @thegreatprojects | 81 | — | 92 |
| 15 |  Wildlife Conservation in Botswana | Projects Abroad | Projects Abroad @projectsabroad | 81 | — | 90 |
| 6 |  Volunteer in Uganda | The Great Projects | The Great Projects @thegreatprojects | 80 | — | 92 |
| 4 |  Volunteer in Mozambique | The Great Projects | The Great Projects @thegreatprojects | 78 | — | 93 |
| 9 |  Volunteer in Tanzania | The Great Projects | The Great Projects @thegreatprojects | 73 | — | 92 |
| 11 |  Volunteer in India | The Great Projects | The Great Projects @thegreatprojects | 72 | — | 91 |
| 2 |  Volunteer with Elephants | The Great Projects | The Great Projects @thegreatprojects | 58 | — | 94 |
| 20 |  Volunteer in China | The Great Projects | The Great Projects @thegreatprojects | 58 | — | 90 |
| 12 |  Volunteer in Portugal | The Great Projects | The Great Projects @thegreatprojects | 50 | — | 91 |
| 14 |  Volunteer in Laos | The Great Projects | The Great Projects @thegreatprojects | 47 | — | 90 |
| 3 |  Volunteer with Rhinos | The Great Projects | The Great Projects @thegreatprojects | 41 | — | 94 |
| 16 |  Volunteer with Rhinos in Africa | Travel Roots @travel-roots | 5 | — | 90 |
| 17 |  Volunteer Work in Africa with Projects Abroad | Projects Abroad @projectsabroad | 1 | — | 90 |