Disclosed are a monitoring method and a system that display a log icon including event-related information to facilitate an intuitive confirmation of event information. The monitoring method includes: receiving a plurality of images from a plurality of image devices; displaying the images in a first region of a display; displaying information about the image devices related to the images, which are being displayed in the first region, in a second region of the display which is different from the first region; and generating a plurality of log icons including event information when a predetermined event is detected from the images which are being displayed in the first region; and displaying the log icons in a third region of the display which is different from the first and second regions.