St. Erasmus later also became known as Saint Elmo the patron saint of sailors .
The city was also the seat of St. Erasmus 's martyrdom , by being disemboweled around 303 AD , during the persecutions of Diocletian .
St. Erasmus later also became known as St. Erasmus   the patron saint of sailors .
The city was also the seat of St. Erasmus 's martyrdom , by being disemboweled around 303 AD , during the persecutions of Diocletian .