Yes minecraft adventure maps are downloadable for the general public for free
I cannot speak about all the maps, because I have not downloaded them all but you can't tell if it does if your only criteria is "a minecraft map." however, actual, normal minecraft maps do not contain any viruses. If you want, you can scan it for viruses with some software
Just Yahoo/Google "Minecraft maps", go to the minecraft forums or go to Youtube and look at some of the videos. They some times put a link to the map in the description of the video for you to download.
Custom maps in minecraft can usually be downloaded for free.
i just got minecraft on ps3 and I am wondering how to get maps
No, it's not legal to sell Minecraft maps/mods.
www.halomaps.org
you cant play agame in planet minecraft you can post in the forums download minecraft maps, post your minecraft maps, and change or post skins
One can download Scottland for Minecraft at the Minecraft World Map site. There are numerous Scottland maps and other maps one can download and use on their Minecraft account.
There is no limit.
They are available for purchase as DLC (Downloadable Content).
This all depends on your maps. A copy of Minecraft that has no started maps is around 228KB. But after you start playing this will go up.