How to make a unique terrain model to all map

Level 2
Nov 21, 2011
hi users

i have an idea but i dont know is it possible

¿Is possible make a giant flat model with a really big texture of a entire ground to all map?

i mean like put a naga circle i the map but a really big one to make a ground fully diverse in all locations

is it possible? and how?

Tank you all!