"Let the Great World Spin" is a novel by Colum McCann, published in 2009. Set in New York City during the 1970s, it weaves together the lives of various characters who are connected by the high-wire walk of Philippe Petit between the Twin Towers. The story explores themes of connection, loss, and the search for meaning in a bustling urban environment. The narrative is structured as a series of interconnected vignettes, each focusing on different individuals, including a grieving mother, a group of Irish immigrants, and a street artist. Through their experiences, McCann highlights the impact of a single event on diverse lives, illustrating the complexity of human relationships in a vibrant city like New York City.