Interstate 65 (I-65) is a major north-south interstate highway in the United States. It stretches from the Gulf of Mexico in Mobile, Alabama, to the Canadian border in Gary, Indiana. I-65 is one of the primary transportation corridors in the central United States, connecting several major cities and serving as a vital route for both commercial and passenger traffic.

Length and Route: I-65 spans approximately 887 miles (1,427 kilometers) in total. It passes through the states of Alabama, Tennessee, Kentucky, and Indiana. The highway intersects with numerous other interstate highways, including I-10, I-20, I-40, I-64, I-70, and I-80.
Major Cities: I-65 connects several significant cities along its route. Some of the notable cities include Mobile, Montgomery, and Birmingham in Alabama; Nashville in Tennessee; Louisville in Kentucky; and Indianapolis in Indiana. These cities, along with others, benefit from the economic and transportation advantages provided by the interstate.

Importance: I-65 plays a crucial role in the transportation of people and goods throughout the central region of the United States. It serves as a major trucking route, facilitating the movement of goods between the Gulf Coast and the Midwest. Additionally, it provides a vital link for travelers and commuters, connecting various metropolitan areas and facilitating regional travel.
Scenic Sections: Certain stretches of I-65 are known for their scenic beauty. For example, in Alabama, the highway passes through picturesque landscapes, including the Mobile-Tensaw River Delta, the Wheeler National Wildlife Refuge, and the rolling hills of central Alabama.

Traffic and Capacity: Due to its importance and heavy usage, traffic congestion can be a challenge on I-65, especially in urban areas and during peak travel times. To alleviate congestion and improve traffic flow, ongoing infrastructure projects are often implemented to expand the capacity of the highway and enhance safety.
Historical Significance: Interstate 65 has historical significance in the context of the Civil Rights Movement. In the 1960s, it was a primary route for civil rights activists traveling from northern states to participate in protests and demonstrations in the South.