Backrooms Survey 1.1.5.zip is a release file of the Minecraft map Backrooms: Survey, made for Minecraft 1.20.1. It was published on September 21, 2026 and is 108.5 MB in size. For the full description, screenshots and every other version, visit the Backrooms: Survey map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.
