A cleaning robot that performs cleaning while travelling a space to be cleaned, the cleaning robot including: a travelling unit that moves the cleaning robot; a cleaning unit that cleans the space to be cleaned; an image capturing unit that captures an image viewed from the cleaning robot; a voice input unit to which a user's voice instructions are input; and a controller obtaining the user's motion instructions through the image capturing unit and determining a restricted area in which entry of the cleaning robot is prohibited and/or a focused cleaning area to be intensely cleaned by the cleaning robot based on the user's motion instructions or the user's voice instructions when the user's voice instructions are input through the voice input unit. The restricted area and the focused cleaning area may be input to the cleaning robot through the user's voice and motion.