Petaluma is a charming city located in Sonoma County, California. It is known for its picturesque downtown area, historic architecture, and strong sense of community. The city was founded in 1852 and was originally a trading post and agricultural center. Petaluma's location on the Petaluma River made it an important transportation hub in the late 19th and early 20th centuries, as goods were transported by boat to and from San Francisco. Today, Petaluma still retains its historic charm and is a popular destination for tourists and locals alike.

Freight transportation has played a significant role in Petaluma's history. In the late 1800s, the city became an important center for dairy farming, and the transportation of dairy products was vital to the local economy. The Petaluma and Santa Rosa Railroad, which opened in 1904, provided a direct connection to the Northwestern Pacific Railroad and facilitated the transportation of goods to San Francisco and beyond. The railroad played a crucial role in the growth of Petaluma's agricultural industry, allowing farmers to easily ship their products to larger markets.