southwest_from_xbox360.zip is a release file of the Minecraft map SOUTHWEST [California and Nevada], made for Minecraft 1.21, 1.16.5, 1.21.11. It was published on December 29, 2025 and is 25.3 MB in size. For the full description, screenshots and every other version, visit the SOUTHWEST [California and Nevada] map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.