Miszko's_Train_Pack_Alpha0.2 is an alpha file of the Minecraft resource pack [IR/Immersive Railroading] Miszko's Train Pack, made for Minecraft 1.15, 1.16, 1.12.2. It was published on March 8, 2021 and is 67.5 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the [IR/Immersive Railroading] Miszko's Train Pack resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.