PEGASUS, THE WINGED HORSE, WAS CREATED BY POSEIDON /MEDUSA, IS OF GREEK MYTHOLOGY. THE SOLDIER COULD BE BELLEROPHON, A GREEK WARRIOR, WHO PAGASUS AIDED. THE PERSON FIGURE ON THE SOLDIERS HEAD COULD BE POSEIDON OR MEDUSA. OR IT COULD BE AN UNKNOWN SOLDIER WITH THE HEAD-DRESS OF BELLEROPHON / PEGASUS FOR GOOD LUCK. THE WORDS "CIRCULO D BELLAS ARTES" COULD MEAN "CIRCLE OF FINE ARTS" WHICH IS A MAIN CULTURAL CENTER IN MADRID, SPAIN FAMOUS FOR CASINO MADRID, MANY FINE ANTIQUE SHOPS, RESTURANTS, CLOTHING STORES, ETC. AND A HUGE FESTIVE TIME AND PARADE SIMULAR TO OUR MARDI GRAS AND RIO'S CARNIVAL.