Esquel stages an eisteddfod each year and Welsh is spoken
A town in
Rafael Williams, mayor of Esquel in
The green and fertile land around Esquel attracted the Welsh who had initially settled in a dry and arid area unsuitable for farming.
Lorrae Jones-Southgate, mayor of Aberystwyth, said it was an "honour".
In 1865 the first settlers travelled more than 8,000 miles from
But it was not until later that the descendants of the early settlers set up home in and around Esquel.
A town in the foothills of the
With a population of 35,000 it is more than twice the size of Aberystwyth
The Welsh initially settled in Trevelin, about 14 miles away
Its valley is made up of some sheep and cattle farms
It is a centre for adventure holidays and has a ski resort nearby
A century on and the town still has a thriving Welsh community.
It stages an annual eisteddfod, it has choirs and a Welsh-speaking community, although Spanish is now the main language.
It already has links with Aberystwyth through the Welsh Books Council and the Glaniad website, which provides details about Welsh people who settled in
Esquel's mayor Mr Williams said: "In Esquel, we are very proud of our Welsh heritage and we have been examining ways in which we could take action to support the March accord signed between our province and..
"With the existing connections we have with the town via the Glaniad website and with the work being done through the Welsh Books Council, appears that Aberystwyth would be the perfect town to twin with Esquel."
Aberystwyth mayor Ms Jones-Southgate said: "It (Esquel) is the most beautiful area with Welsh choirs and an eisteddfod, everything that we hold dear in our culture.
"I think it's an honour that Esquel has chosen Aberystwyth as a potential twin and I think it would bring all sorts of benefits to both areas."