Originally Posted by 1k-all-the-way

I am going to burn a few miles with UA and will choose either Rio or Buenos Aires for a vacation next year - and they are they 2 major cities where UA flys taht i haven't been. I have traveled extensively in Europe and Asia but not S America. Any thoughts on which destination might be better for a single traveler? I speak french and some italian - no spanish or portugese. I'll be routing ex SFO. Thanks!