v10 - Early Infrastructure is a release file of the Minecraft map Superplay64's Season 1 Let's Play World Downloads, made for Minecraft 1.12.2. It was published on April 13, 2019 and is 34 MB in size. For the full description, screenshots and every other version, visit the Superplay64's Season 1 Let's Play World Downloads map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.