well i don't actually think that there is a main desert in the world .
Because each country has some deserts and also they are nearly equal as each other although there should be a main one and i really need to out the answer to this question so plz try and find the real answer for this but i did research about it and i think i am right
lol x x x
thar desert
Egypt has the worlds longest river, the Nile. It also contains part of the Sahara Desert, the world largest desert.
the Sahara
The Gobi Desert. :)
The Sahara Desert
yes it is a desert in northeren Africa.It is actually worlds LARGEST desert too.
Antarctica :)
Africa
Desert
It is the largest "hot" desert in the world and second in size after the Antarctic Desert, which is the worlds largest "cold" desert
The largest desert in the world is the Antarctic Desert on the continent of Antarctica.
which has emerged as the worlds main political unit