The nickname originated in the 17th century when Paris became one of the first cities to install extensive street lighting to deter crime and improve safety.

The nickname Sin City originated from Block 16, an area known for its legalized prostitution and the sale of alcohol during the city's early development.

The nickname was popularized in the 1920s by sports writer John J. Fitz Gerald, who heard stable hands use it to describe the high-stakes prizes at New York horse racing tracks.

The nickname is often attributed to the boastful nature of the city's politicians in the late 1800s rather than its actual weather.