| Overseas winner, Pawel Zygmunt, Kalsoy, Faroe Islands | | https://www.gsi.ie/en-ie/events-and-news/gallery/photos/Forms/DispForm.aspx?ID=404&RootFolder=/en-ie/events-and-news/gallery/photos/DuNoyer2020 | Overseas winner, Pawel Zygmunt, Kalsoy, Faroe Islands | Overseas winner, Pawel Zygmunt, Kalsoy, Faroe Islands | Overseas winner, Pawel Zygmunt, Kalsoy, Faroe Islands | | |
| Winner 2020 Anthony Kelly, Little Skellig, Co Kerry | | https://www.gsi.ie/en-ie/events-and-news/gallery/photos/Forms/DispForm.aspx?ID=403&RootFolder=/en-ie/events-and-news/gallery/photos/DuNoyer2020 | Winner 2020 Anthony Kelly, Little Skellig, Co Kerry | Winner 2020 Anthony Kelly, Devonian red mudstones, siltstones & sandstones, Little Skellig, Co Kerry | Winner 2020 Anthony Kelly, Devonian red mudstones, siltstones & sandstones, Little Skellig, Co Kerry | | |
| 2nd Jimmy Condon, Clogher, Dingle Peninsula, Co Kerry | | https://www.gsi.ie/en-ie/events-and-news/gallery/photos/Forms/DispForm.aspx?ID=402&RootFolder=/en-ie/events-and-news/gallery/photos/DuNoyer2020 | 2nd Jimmy Condon, Clogher, Dingle Peninsula, Co Kerry | 2nd Jimmy Condon, Silurian dipping beds of volcanics and siltstones, Dingle Peninsula, Co Kerry | 2nd Jimmy Condon, Silurian dipping beds of volcanics and siltstones, Dingle Peninsula, Co Kerry | | |
| 3rd Aileen Doran, Portrush, Co Antrim | | https://www.gsi.ie/en-ie/events-and-news/gallery/photos/Forms/DispForm.aspx?ID=401&RootFolder=/en-ie/events-and-news/gallery/photos/DuNoyer2020 | 3rd Aileen Doran, Portrush, Co Antrim | 3rd Aileen Doran, Contact metamorphism at Portrush, Co Antrim | 3rd Aileen Doran, Contact metamorphism at Portrush, Co Antrim | | |
