Roald Amundsen
Patagonia: Two at the tip

They're the South American equivalents of Williams, Ariz. And why? Because Williams only matters to us tourists -- and only has all those motel rooms -- because a well-known ditch called the Grand Canyon is an hour up the road. Ushuaia, in Argentina, population 65,000, is a place to eat and sleep and party a little while waiting to grab a ride on an Antarctica-bound excursion vessel or as a base for exploring semi-tamed chunks of Tierra del Fuego. Either plan is a valid reason to rush down here. Punta Arenas, in Chile, population 115,000, has the closest decent airport to Torres del Paine, the mind-blowing national park a day's drive away. That's reason enough to get down...