If you're trying to be a sustainable traveler and feel good about where you go, then Sri Lanka is the place for you http://on.natgeo.com/2f6ru5m

If you're trying to be a sustainable traveler and feel good about where you go, then Sri Lanka is the place for you http://on.natgeo.com/2f6ru5m 

https://twitter.com/NatGeo/status/905673501977260032