The site was a palimpsest, as was all the city, written, erased, rewritten.
—Teju Cole, Open City
How much do we really know about the places around us, about what has made them what they are? With populations becoming increasingly urban over the 20th century—last year, the United Nations estimated that 54.5 percent of the world lives in urban areas today, compared to 33 percent in 1960—the migration to, and within, cities has shaped the built environment of neighborhoods and their social fabric, even while the forces propelling those changes remain largely unseen. Along the way, history is forgotten or obscured, even as it imparts an intangible legacy on people’s daily lives. In Beirut, like many cities in the 21st century, the rapid mass-urbanization of the postwar period to more…