(at around 48 mins) When a yeti takes off Percy's shoe and sock, on the top of Everest, he should have gotten frostbite.
In the human city featured in the film, the signs are in Chinese, and right-hand traffic is used, implying that the film takes place on the north side of the Himalayas in China. However, the city appears to have a population of at least ten thousand, and would therefore have to be on the south side of the Himalayas in Nepal/Pakistan/India/Bhutan, as all of the villages on the north side are much smaller. Also, the overwhelming majority of Himalayan tourism happens on the south side.