1. A method of illustrating locations of available tickets in an event venue, comprising: presenting, by a web browser of a client computing device, a user interface allowing a user to perform a search of tickets listed for sale by a ticket service hosted by a web site; accepting, at the user interface, event criteria for at least one ticket and at least one event; accepting, at the user interface, price criteria for the at least one ticket and the at least one event; displaying a ticket listing corresponding to tickets meeting the event criteria and the price criteria located in a plurality of sections of an event venue; displaying, by the web browser, an interactive graphics-based event venue map for the event venue illustrating locations of sections having tickets meeting the event criteria and the price criteria located at the event venue; accepting, at the interactive graphics-based event venue map, a particular section of interest in response to the user selecting the particular section from the interactive graphics-based event venue map; and displaying ticket information corresponding to tickets located in the particular section of interest as an overlay on the particular section of interest on the interactive graphics-based event venue map.