53. Monoliths and commemorative plaques and bronze busts of Luis Pardo Villalon on Elephant Island (Lat 61°03'S., Long 54°50'W.) and their replicas on the Chilean bases ‘Arturo Prat’ (Lat 62°30'S., Long 59°49'W.) and ‘Rodolfo Marsh’ (Lat 62°12'S., Long 62°12'W.), celebrating the rescue of survivors of the British ship “Endurance” by the Chilean Navy cutter “Yelcho”.