Google.cn apparently is accurate to the Chinese GCJ-02 datum whereas Google.com, and presumably others, aren't. (Source seems to be the wiki author's observati

Google.cn apparently is accurate to the Chinese GCJ-02 datum whereas Google.com, and presumably others, aren't. (Source seems to be the wiki author's observation, but see https://en.wikipedia.org/wiki/Restrictions_on_geographic_data_in_China#GCJ-02 https://en.wikipedia.org/wiki/Restrictions_on_geographic_dat...)