There"s a download button at the bottom of every map page, when you click that you will need to wait for a short time to skip the advertisement and then you can download the world from mediafire. Put it in your worlds folder or upload it to a server to play it.How to get the Resource Pack of the map!
The resource pack of each map is included in the world download itself. In vanilla singleplayer it will automatically load once you join the world. For multiplayer just use the resources.zip archive, that is included in the world as a resourcepack! By taking the resources.zip from the world you can also send it to everyone else who requires it or they can download the world themselves and take the resource pack directly from the world.