I cant believe i don't know this.my quistion is where is Cuba.

Check this map.

http://www.google.com/imgres?imgurl=http://www.caribbean-map.org/caribbean-map.gif&imgrefurl=http://www.caribbean-map.org/&h=476&w=720&sz=62&tbnid=w8J1FRpUMTycvM:&tbnh=93&tbnw=140&prev=/images%3Fq%3DCaribbean%2Bmap&zoom=1&q=Caribbean+map&hl=en&usg=__aU1RvbQgZw8dlnQoVJH5L9VlWsU=&sa=X&ei=DrJpTfa1BtGugQfllPXLCg&ved=0CB4Q9QEwAQ