Sandara Park: 10 Secrets of Airports Most Passengers Don't Know

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10 Secrets of Airports Most Passengers Don't Know

What does the letter "X" at the end of an airport code really mean? If you're as curious as we are about what goes on behind the scenes at airports, check out these 10 fascinating facts.

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6 U.S. Cities With the Most Unique Architecture

The U.S. is home to a fascinating array of architectural styles and landmark buildings. From the birthplace of the skyscraper to the center of historic Puebloan adobe architecture, these six U.S. cities should be on any architectural buff's travel bucket list.

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7 of the World's Newest Cities

The world's oldest cities — the likes of Athens, Byblos, and Jericho — have been around for millennia. While these cities still stand proudly, the global landscape is changing rapidly. In response, several nations have built meticulously planned, high-tech cities that signal the future of urbanization. Discover seven of the world's newest cities.

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