Q2: How did you decide on the criteria that determined 'friendliness' for the purpose of this list? @travelerstone #NatGeoFriendliest

Q2: How did you decide on the criteria that determined 'friendliness' for the purpose of this list? @travelerstone #NatGeoFriendliest

https://twitter.com/NatGeoTravel/status/1136303823356649473