Push a friend in one. Or use it to store 6 x 6 worth of goods.
Usable park items. Such as swing sets that work. Merry go round. Slides.
Cigarettes to help warm you up
Boats. Dingy. Jet skis.yahats.
Working radios to listen to music playing by the radio towers. Or distress radios.
Flag poles with different flags to mark territory