California State Route 5, commonly known as I-5, is a major north-south highway that runs through the state of California. Stretching approximately 800 miles, it connects the Mexican border at San Ysidro to the Oregon border near Crescent City. This route is a vital corridor for both commercial and personal travel, facilitating the movement of goods and people. I-5 passes through several key cities, including Los Angeles, San Diego, and Sacramento. It serves as a primary route for commuters and tourists alike, offering access to various attractions, such as Disneyland and Yosemite National Park. The highway is known for its scenic views, especially in the central and northern regions of California.