Pomona is a city located in Los Angeles County, California. It is named after the ancient Roman goddess of fruit, Pomona, due to the city's abundance of citrus groves. The city has a rich history in agriculture and was known as the "Queen of the Citrus Belt" during the early 20th century. Pomona was a major producer of oranges, lemons, and other citrus fruits, which were transported to other parts of the country via freight trains.

The city of Pomona is also known for its transportation infrastructure. It is intersected by several major freeways, including the I-10 and SR-57, making it a hub for freight transportation. The Pomona Valley Transportation Authority operates a rail service called the Pomona Valley Line, which connects the city to other parts of the region. Additionally, the city is home to the Pomona Valley Transportation Center, a major transportation hub that provides connections to buses, trains, and other modes of transportation.