Argentine Antarctica observatory, where he also worked a post office was installed. Civil (employee of the Argentine company official post and telegraph) Hugo Alberto Acuna accounted hoist for the first time in an official way the flag of Argentina on the Argentine Antarctic sector, on 22 February 1904. Such an observatory became the Orcadas Base the oldest existing today across the Antarctic territory permanent human settlement. The Argentine corvette ARA Uruguay returned to Antarctica in 1905 (sailed from the port of Buenos Aires on 10 December 1904) to relieve staffing of the South Orkney and refer to Deception Island and Wiencke Island
Discovery Bay (Antarctica) Discovery Bay (Antarctica) Discovery Bay is a bay long and wide, indenting the north side of Greenwich Island, in the South Shetland Islands of Antarctica. It had been known to sealers in the area since about 1821. It was charted and named in 1935 by Discovery Investigations personnel on the "Discovery II". The Chilean Antarctic Expedition of 1947, under the command of Captain Federico Guesalaga Toro, decided to rename the name "Bahía Chile" as the site of Chile's first permanent Antarctic base, Base Soberanía, now Capitán Arturo Prat Base. Two marine sites in the bay have collectively been designated Antarctic