Rule of thirds intersection of two of the lines, close enough to take advantage of the rule. The rule of thirds is applied by aligning a subject with the guide lines and their intersection points, placing the horizon on the top or bottom line, or allowing linear features in the image to flow from section to section. The main reason for observing the rule of thirds is to discourage placement of the subject at the center, or prevent a horizon from appearing to divide the picture in half. Michael Ryan and Melissa Lenos, authors of the book "An Introduction to Film Analysis: Technique
Historical quarters of Paris Historical quarters of Paris Most of the Paris we see today is a result of a late-nineteenth-century renovation, but the wide boulevards laid then only bordered and bisected much older quarters of activity created by centuries of Parisian City evolution. For this, Paris has many quarters that are not necessarily mentioned on any administrative Paris map, and many of these spread across several of the city's "arrondissements", so it would be useful to describe each independently of any administrative boundaries. Below are a few quarters that have developed or retained a character of their own, usually identifiable by their commercial