Tiro, you can only open it with win rar, you have to extract that downloaded file
![Shocked :o](https://feral-heart.com/smf/Smileys/default/shocked.gif)
ask help to some friend who you know in real life and ark her/him if they can show to you how it works. It's simple when you'll ged it, it was hard to me too at first :3
Raikou, share that map for your friends if you want to ppl in there!