1. In a computer architecture, a method for using visual landmarks to organize a diagram, the method comprising: an act of displaying one or more visual elements representing a diagram; an act of displaying a visual landmark concurrently along with the one or more visual elements within the diagram, the visual landmark configured with one or more properties that are to be applied to associated visual elements to position the associated visual elements relative to the visual landmark; an act of receiving input selecting a visual element of the one or more visual elements that are displayed with the visual landmark; an act of receiving further input indicating that the selected visual element, which is displayed at a first location, is to be associated with the visual landmark; an act of automatically repositioning the selected visual element to a second location relative to the visual landmark in an updated arrangement of the one or more visual elements and the visual landmark in accordance with the one or more corresponding properties of the visual landmark and responsive to the further input; and an act of displaying the updated arrangement that includes a concurrent presentation of the visual landmark and the one or more visual elements, including the repositioned selected visual element.