1. A method performed by a computer system for cross-application encoding of geographical location information, comprising: receiving a first document comprising a map or satellite image indicating information relating to a geographical area; displaying on a computer screen an image representing the geographical area, the displaying performed by a first application; receiving input from a user identifying a geographical location that is located in the geographical area; encoding, by the first application, the identified geographic location to create an encoded link and creating an encoded URL that is encoded with an identification of a blog, wherein the encoded URL indicates a zoom level of the displayed image; and causing, by the first application, the encoded link to be added to a second document associated with a second application different from the first application such that when the encoded link is selected in the second application, the selection causes the first application to display the geographical area and identify the geographical location, the second document associated with a second application, wherein the second application is configured to retrieve a blog having multiple blog postings.