There are various tools and technologies that can help you test your website from different geo locations. Sometimes that is a direct tool like GeoScreenshot, GeoPeeker, LocaBrowser, etc. Other ways it’s a cool tech that lets you test from different locations and that on different browsers. The major reason for going with different browsers is different locations have different favorite browsers.
You can check out a blog which I have written on the same.
How to Perform Cross Browser Testing From Various Geo Locations.