Impressive mountaintops, pristine glaciers, and adventurous trekking draws travelers to Patagonia: 400,000 square miles that span the southern regions of both Chile and Argentina. This wild wilderness knows no man-made borders, and it can be difficult to decide between visiting Argentine Patagonia or Chilean Patagonia. The great news is that we can combine the highlights of both countries into one fabulous Patagonia region adventure!