No, the Olympics were never held in Luxembourg.
The second Winter Olympics were held in St. Moritz, Switzerland in 1928.
no
Yes, the 1956 Summer Olympics were held in Melbourne.
No Olympic Games have ever been held in Jamaica.
No. As of the 2008 Games, the Olympics have never been held in Vietnam.
No
There already is.
yes they have
no
The second Modern Olympic Games were held in Paris, France in 1900.
South Korea was the second unique Asian country to hold the Olympics in 1988. (Japan had held both the Winter and the Summer Olympics before then)