Map A.D. 337 At The Death of Constantine The concept of an historical atlas as a collection of geographical maps showing snapshots of the world at different dates in history in Edward Quin's 'An Historical Atlas', first published in 1828. Quin's book of maps demonstrated the divisions of the global political landscape at different moments in history, with the receding clouds device indicating the extent of the world known to the West at each particular point in time.
L'océan Pacifique au centre du jeu, par Jérémie Fabre et Cécile Marin (Le Monde diplomatique, novembre 2014)
The Grand Circle Just as every point along the equator is 6,215 miles from both the North and South Poles, every point along this circle of ancient sites is 6,215 miles from two axis points on Earth. Many ancient sites such as the Ziggurut of Ur, the Pyramids of Giza, and the cities of Petra and Persepolis lie along this 'grand circle'. (The equator in ancient times?)