Latitude and longitude coordinates can be deduced by knowing the position of a stationary observer or place on Earth in relation to the equator and the prime meridian. As Earth is spherical in shape, ...

When you talk about location, name of city, state or country as a location descriptor with common landmark, but have you wonder how places are located on the globe. It is imaginary lines such as ...

The mid-eighteenth century marked the conclusion of a significant period of expansion for the Qing empire (1644–1911). The empire controlled nearly twice as much land as before, and updated maps were ...