Google Maps Terrain Downloader

Description
Google Maps Terrain Downloader is a tool that can automatically download Google Maps small terrain tile map images and then combine them into one big terrain map image. It supports multithreads, so the download speed is very fast. And it is very easy to use. All downloaded small terrain images are saved on the disk. You can combine them after downloading or later. Isn't it very cool that you make your hometown's high precision terrain map by yourself?!