Once you have completed this setup procedure, you should be ready to play the Gotm21 game when the files are released for play on July 1st.
YOU NEED TO CAREFULLY CHOOSE THE CORRECT INTENSITY LEVEL OF THE GAME YOU WISH TO PLAY and then download and play only that one version of the game.
You will find the starting save files at the following web addresses:
http://gotm.civfanatics.net/games/saves/gotm21_start_v129_open.zip
http://gotm.civfanatics.net/games/saves/gotm21_start_v129_conquest.zip
http://gotm.civfanatics.net/games/saves/gotm21_start_v129_predator.zip
Starting save files will not be available until June 1st.
Consult the descriptive discussion threads in the Civ3 GOTM forum on Civfanatics if you need additional help to decide which game file you should download and play.
Good luck in your game and please be sure to read the online game instructions so that you will be prepared to participate in the discussions that will be opened to support this game.