U.S. Route 78 is a major east-west highway in the United States, stretching approximately 1,200 miles. It begins in Tucson, Arizona and travels through several states, including New Mexico, Texas, Oklahoma, Arkansas, Mississippi, and Alabama, before ending in Birmingham, Alabama. The route serves as an important connector for various cities and towns along its path. Originally designated in 1926, U.S. Route 78 has undergone several changes and improvements over the years. It is part of the larger U.S. Highway System, which includes many other significant routes across the country. The highway is known for its scenic views and accessibility, making it a popular choice for travelers.