A footwear capable of presenting visual information, comprising: a footwear body including a sole portion, and an upper portion that is connected to said sole portion, that defines a receiving space for receiving a foot, and that has an outer surface; a display device including a display unit that is disposed on said outer surface of said upper portion, and a light-transmissive protection layer that is disposed to cover said display unit; a control device including a control unit that is connected electrically to said display unit for controlling operation of said display unit to display visual information on said display unit; and a power supply that is connected electrically to said display device and said control device and that is operable for powering said control device and said display device, wherein said control device further includes a wireless receiver unit that is connected electrically to said control unit, said control unit being configured to wirelessly receive information content via said wireless receiver unit, and to generate the visual information from the information content thus received, wherein said wireless receiver unit is a global positioning system receiver, and the information content received by said control unit via said wireless receiver unit is GPS location information, wherein a triggering unit in the footwear designed as a first pair of the footwear is configured to mutually transmit and receive the triggering signal with respect to a respective second pair of footwear identically designed as the first pair of footwear in this respect, such that each of the triggering units is responsive to the triggering signal received thereby to trigger operation of the control unit to display the visual information on the display unit. a footwear body including a sole portion, and an upper portion that is connected to said sole portion, that defines a receiving space for receiving a foot, and that has an outer surface; a display device including a display unit that is disposed on said outer surface of said upper portion, and a light-transmissive protection layer that is disposed to cover said display unit; a control device including a control unit that is connected electrically to said display unit for controlling operation of said display unit to display visual information on said display unit; and a power supply that is connected electrically to said display device and said control device and that is operable for powering said control device and said display device, wherein said control device further includes a wireless receiver unit that is connected electrically to said control unit, said control unit being configured to wirelessly receive information content via said wireless receiver unit, and to generate the visual information from the information content thus received, wherein said wireless receiver unit is a global positioning system receiver, and the information content received by said control unit via said wireless receiver unit is GPS location information, wherein a triggering unit in the footwear designed as a first pair of the footwear is configured to mutually transmit and receive the triggering signal with respect to a respective second pair of footwear identically designed as the first pair of footwear in this respect, such that each of the triggering units is responsive to the triggering signal received thereby to trigger operation of the control unit to display the visual information on the display unit.