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
Lake Bonney (Antarctica) Lake Bonney (Antarctica) Lake Bonney ( ) is a saline lake with permanent ice cover at the western end of Taylor Valley in the McMurdo Dry Valleys of Victoria Land, Antarctica. It is long and up to wide. A narrow channel only wide ("Lake Bonney at Narrows") separates the lake into "East Lake Bonney" () and "West Lake Bonney" (). To the north and south of the lake lie peaks that are over above sea level, and the Taylor Glacier is positioned to the west of the lake. It is deep and is perpetually trapped under of ice. It was