Pharr is a city located in Hidalgo County, Texas, and is part of the McAllen-Edinburg-Mission metropolitan area. The city was named after Henry Newton Pharr, a sugarcane farmer and entrepreneur who established the first sugarcane plantation in the area in the late 19th century. Pharr has a rich history in agriculture, particularly with citrus fruits, and is often referred to as the "Citrus Capital of the World."

As a major transportation hub in South Texas, Pharr plays a significant role in freight transportation. The city is strategically located along the US-Mexico border, making it an important gateway for international trade. Pharr is home to the Pharr-Reynosa International Bridge, one of the busiest commercial truck crossings in the United States. This bridge connects Pharr with the city of Reynosa in the Mexican state of Tamaulipas, facilitating the movement of goods between the two countries. The city also has easy access to major highways, such as Interstate 2 and US Route 281, providing efficient transportation routes for freight carriers.

Joliet is a city located in Will County, Illinois, and is the county seat. It is the third largest city in the state, with a population of over 147,000 residents. The city has a rich history, dating back to the 1830s when it was first settled. Joliet became a major transportation hub in the late 19th century, thanks to its location along the Des Plaines River and the Illinois and Michigan Canal. The city's proximity to Chicago and its access to multiple railroads made it an important center for freight transportation.

One of the most notable features of Joliet's transportation infrastructure is its extensive network of railroads. The city is served by several major rail lines, including the Union Pacific and the BNSF Railway. Joliet's railroads played a crucial role in the city's development as an industrial center, allowing for the easy transportation of goods and materials. Today, the railroads continue to be an important part of Joliet's economy, with many businesses relying on them for shipping and receiving goods.