The 1968 Olympic games were hosted in Mexico City, Mexico. The United States won the most medals, followed by the Soviet Union and Hungary.
Mexico City, MexicoGrenoble, France
Once, in 1968, where it was held at Mexico City
I guess you mean the Summer Olympic Games. Mexico hosted such games in 1968.
The first 'ancient' Olympic Games were held in Greece in 776 BC. The first 'modern' Olympic Games were held in Athens, Greece in 1896.
Melbourne was the Australian city that held the 1956 Olympic Games.
There were no Olympic Games in 1913.