Displaying calendars may be provided. In response to a first input initiated by a user, a first calendar may be displayed comprising a user's calendar. Next, a second calendar may be overlaid over the first calendar. The second calendar may be displayed transparently with respect to the first calendar. Then, a third calendar may be displayed beside the first calendar. The second or third calendar may each comprise an event calendar, a project calendar, or a calendar of another user not associated with the first calendar. In addition, a second user initiated input may be received selecting an entry on the second calendar. In response to the received second user initiated input, the second calendar may be redisplayed not transparently with respect to the first calendar. Moreover, in response to the received second user initiated input, the first calendar may be redisplayed transparently with respect to the redisplayed second calendar.