There are actually 5 metal bands named Postmortem: Death metal from Brasil, melodic death metal from Estonia, death 'n roll from Germany, death from Costa Rica and death/thrash from Spain. First 3 bands are currently active.
These are photos from concerts where Postmortem played, so they may be of other bands that played the concert as well.
Party.San Metal Open Air Aug 10 - 12, 2023 Schlotheim, Thuringia, Germany Uploaded by Nemtheanga
Crypta / Rebaelliun / Postmortem / Finita Dec 11, 2022 Porto Alegre, Rio Grande do Sul, Brazil Uploaded by Poa Fm
Summer Breeze Open Air 2011 Aug 17 - 20, 2011 91550 Dinkelsbühl, Germany Uploaded by Laza
Party.San Metal Open Air XV Aug 6 - 8, 2009 99438 Bad Berka, Germany Uploaded by Laza
With Full Force VII Jun 23 - 25, 2000 04509 Löbnitz, Germany Uploaded by Laza
