Such a simple and practical idea: the creation of the arcade — a succession of contiguous arches, each supported by columns. You’ll see them all over the world, from Salisbury Cathedral in England to the Great Mosque of Damascus in Syria to the Old Town streets of Pisa, Italy. These sheltered walkways, often lined with shops, provide an intermission for pedestrians trying to escape torrential rains, bitter snows, blistering sunshine, and soggy/muddy/icy streets. And they do so with style and elegance. Read about the world’s top five arcades >