History of the Great Wall of China the three, China's chief concern since the earliest times had been Mongolia – the home of many of the country's fiercest enemies including the Xiongnu, the Xianbei, the Khitans, and the Mongols. The Gobi Desert, which accounts for two-thirds of Mongolia's area, divided the main northern and southern grazing lands and pushed the pastoral nomads to the fringes of the steppe. On the southern side (Inner Mongolia), this pressure brought the nomads into contact with China. For the most part, barring intermittent passes and valleys (the major one being the corridor through Zhangjiakou and the Juyong Pass), the North China
Gobi (dog) in his tent. Ultimately, Gobi ran 77 miles of the 155 mile race. In Stage III, Leonard carried Gobi several times through water barriers. Gobi did not run Stages IV and V of the run, as the race had entered the desert where temperatures exceeded 52°C. After finishing the race, Leonard began a crowd funding campaign to raise £5,000 to bring Gobi back to Edinburgh from China. The campaign ultimately raised over £38,000. Leonard and his wife Lucja committed to donate the extra funds to welfare organizations that care for stray dogs. Before Gobi could begin the quarantine process necessary