https://en.wikipedia.org/wiki/Y_Wladfa
WebY Wladfa (Welsh pronunciation: [ə ˈwladva], "The Colony"), also occasionally Y Wladychfa Gymreig (Welsh pronunciation: [ə wlaˈdəχva ɡəmˈreiɡ], "The Welsh Settlement"), refers to the establishment of settlements by Welsh immigrants in Patagonia, beginning in 1865, mainly along the coast of the lower Chubut Valley. In 1881, the area became part of the …