1. A computer-implemented method for visually indicating a calendared event, comprising: displaying a plurality of time tables, respectively, for a plurality of event participants associated with the calendared event; displaying, associated with a time table for a first of the event participants, a first time difference indicator; displaying, associated with a time table for a second of the event participants, a second time difference indicator; displaying, associated with the first time difference indicator and the second time difference indicator, an association indicator; for each of the event participants, identifying a local time block, of the event participant, that corresponds to a proposed time block for the calendared event, wherein the first time difference indicator indicates a time difference between the local time block of the first event participant and an event time reference, the second time difference indicator indicates a time difference between the local time block of the second event participant and the event time reference, the association indicator visually associates the first time difference indicator to the second time difference indicator, and the event time reference is a time of the calendared event in a time zone of a predetermined entity; and in response to a change on a size of the association indicator, changing a duration of the calendar event.