I thought it was 9.834 million sq km... ;-)
https://www.google.com/search?q=landmass+of+the+united+statesIt's interesting, because that general growing, uneasy feeling we tend to have that Amazon is taking over the world, really started to hit home as it was, uh, taking over the world.
If you are steeped in LOTR lore, 2016 is the year the Nazgul were remounted on winged steeds.