This is my build i worked on it with a few friends. It is metropolis based off Batman vs Superman. It is very large and complex. you may spawn in a flat6 land use these coordinates 230 93 194.
To upload steps
1. download file
2. extract file
3. copy extracted file to desktop
4. look up %appdata%
5. go to it and click on .minecraft
6. go to saves
7. put extracted file in saves section
8. open minecraft and it will be there