1. In a computer architecture, a method for using visual landmarks to organize a diagram, the method comprising: an act of presenting one or more visual elements representing a diagram; an act of presenting a visual landmark 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 positioning the selected visual element relative to the visual landmark in accordance with the one or more corresponding properties of the visual landmark to organize the selected visual element within the diagram in response to receiving the further input and such that the automatic positioning of the selected visual element relative to the visual landmark is based on the one or more properties of the visual landmark; and an act of presenting the updated arrangement of the one or more visual elements to reflect an organization of the selected visual element within the diagram.