Explore how historic walking tours in Tucson, such as Armory Park, Barrio Viejo, and Death After Dark, reveal the city’s rich past and cultural evolution. Delve into the architectural and personal stories that these tours bring to life, highlighting key figures and events. Transition into discussing the transformative impact of the 19th-century railroads on American urban development, using Armory Park as an example. Consider how these tours offer not just a journey through local history, but a broader lens on urban growth in the U.S. Conclude with reflections on the value of historical tours in preserving and educating about a city’s heritage.