Porto's Ribeira district from the Dom Luis Bridge Portugal

Looking Down From The Top of The World: In Photos

Travel, by its very nature, is all about a switch in perspective. When we're in unfamiliar territory, things that seemed incredibly important in our everyday lives can suddenly see trivial. And things that were trivial to us in our day-to-day lives (like a comfortable bed, or a good meal) are suddenly cherished. Here are a few of my favorite places in the world to look down across the rooftops.