The Old Town by Jacob A. Riis is a photographic book that documents the living conditions of the poor in New York City during the late 19th century. Riis uses images and personal anecdotes to illustrate the cramped and unhealthy living conditions in the city's tenement neighborhoods. The book serves as a social critique of the urban poverty and a call for reform. Through its powerful images and compelling storytelling, "The Old Town" highlights the struggles of the working class and the urgent need for change in the urban environment.