I am not sure in which city but I know it happened in Latin America for the first time that year
Mexico City.  It was actually the first time the Games were held in Latin America
I was thinking of buying a George Foreman Grill, do you know anything about them? Yes, it is a grill promoted by a once boxing champion called George Foreman Interesting, did he invent the grill himself? No, It was invented by Michael Boehm in Illinois Ah, a clever marketing then. Can you tell me anything about George Foreman's boxing career? Sure, I know that he won the world heavyweight championship two times and even won an Olympic gold medal Wow that is impressive, which Olympics did he win the gold medal? He won it in the 1968 Summer Olympics. Interesting, where were the 1968 summer Olympics held?
These were the first Olympic Games to be staged in Latin America and the first to be staged in a Spanish-speaking country.