Gaiman is a town in the Chubut Province of Patagonia in Argentina. It has a population of 4,730 as per the 2010 census. It is located in the River Chubut's lower valley, about 15 kilometres west of Trelew.
Gaiman is a cultural and demographic centre of the main region of the Welsh settlement in Argentina, known in Welsh as Y Wladfa Gymreig.
The town was founded in 1874 by David D. Roberts and acquired municipal rights in 1885. The Central Chubut Railway arrived in 1908 connecting Gaiman to Trelew. The Gaiman Train Tunnel was built in 1914 when the railway extended to Las Plumas.
Wikipedia https://en.wikipedia.org/wiki/Gaiman,_Chubut
Coordinates -43°17'29.41" N -65°29'53.88" E