It may be just a pin-prick on the map, but the Congo's capital Brazzaville has become a world beater - on a bizarre new penis atlas of the world.
Ghana is second with an average length of 6.7inches (17.31cm). Sample data for Ghana was taken in the year 2000 by the Ghana Sexology and Femilie center
The (map) - which went online this week - rates countries by the average size of the populations' manhoods and highlights some graphic shortcomings between East and West.
Africa's Republic of Congo comes first with an average length of just over 7 inches, with Ghana, Colombia and Ecuador close behind.
But at the other end of the the scale, South Korea ranks barely 4 inches on average while China beats all-comers in the East with 4 1/2 inches.
England and Scotland help keep the British end up with a respectable 5 3/4 inches, shows the map, produced by the Target Map website, half an inch ahead of Ireland.
Meanwhile, new research shows that size really does matter.
A study by America's University of Rochester shows that the distance between a man's scrotum and his anus can affect his fertility.
Anyone measuring less than two inches is seven times more likely to be infertile, says the report.