Rich content based site need taxonomy based index page

Hi,

I have very rich content based site and approx 50000 content posted every day.
So I am looking for taxonomy based index page and on page can not content last updated 50k links.
Please help on this topic

http://www.example.com/sport/sitemap.xml
2016-01-30T07:33Z


http://www.example.com/life/sitemap.xml?page=2
2016-01-30T07:33Z


http://www.example.com/computes/sitemap.xml?page=3
2016-01-30T07:33Z

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