Looks good https://en.mercopress.com/2021/10/01...-of-next-month and this source is quite reliable for South America.

Will Argentina now have a tourist boom and Chile loose out completely ? Antarctic tourism season coming...... For Chile since yesterday you can enter, but with 5 days quarantine (which is absolute nonsense for double vaccinated people) and no real tourist will bear that. (I canceled my trip for November and it was a high added value one)