The city of Ushuaia in this country lies on the Beagle Channel and serves as the capital of this country's portion of Tierra del Fuego.
The Y Wladfa settlements in this country's Chubut Province are home to many of its Welsh-speakers. The Valdes Peninsula is located on the east coast of this country, and the Los Glaciares National Park is in its Santa Cruz Province. With its western neighbor, this country shares peaks like (*) Mount Fitz Roy along an ill-defined border in the Southern Patagonian Icefield. The city of Ushuaia in this country lies on the Beagle Channel and serves as the capital of this country's portion of Tierra del Fuego. For 10 points, name this second-largest South American country located east of Chile, with capital at Buenos Aires.
The Y Wladfa settlements in this country's Chubut Province are home to many of its Welsh-speakers.
Argentina (accept Argentine Republic; accept República Argentina)