Is he referring to Mexico, China, and Amazon (the business)? What would Himalays imply? Who is the "unseen enemy"?
"Promises Made, Promises Kept: our first and most important mission set is to help Americans abroad. From Machu Picchu to the Himalayas, from the Amazon to the Gobi Desert, we took care of our people even as we supported our partners around the world. #NotTiredOfWinning"
Perhaps Americans held in DUMBs at those locations.