In Argentina, a Boom in Antarctic Cruises Is Straining the ‘End of the World’

It was summer in the city that proudly calls itself the “end of the world,” and the tourists were flocking like the penguins they had traveled thousands of miles to see.On a late-January afternoon, five hulking cruise ships crowded the docks in Ushuaia, Argentina, waiting to take deep-pocketed passengers who had paid $15,000 to $18,000 each, on average, for once-in-a-lifetime 10-day trips to Antarctica.A decade…