Here's a download for last season's 1.12 hard survival world that was recently reset. It's zipped, but after unzipping and placing it into your 
The full file path on Windows 10 using the default Minecraft installation location:
Make sure you use Minecraft version 1.12.2 when loading this world, using a newer/older version will likely cause issues.
.minecraft/saves folder you should be able to view it. This time around we have also included the nether and end worlds. The full file path on Windows 10 using the default Minecraft installation location:
C:\Users\USERNAME\AppData\Roaming\.minecraft\savesMake sure you use Minecraft version 1.12.2 when loading this world, using a newer/older version will likely cause issues.