The Gyeongbu Expressway is a major highway in South Korea that connects the capital city, Seoul, to the southern city of Busan. Opened in 1970, it spans approximately 416 kilometers (258 miles) and serves as a vital transportation route for both passengers and freight. This expressway plays a crucial role in the country's economy by facilitating trade and travel between the two largest cities. It features multiple lanes, rest areas, and toll booths, ensuring efficient and safe travel for millions of vehicles each year.