Interstate 605, also known as the San Gabriel River Freeway, is a major highway in Southern California. It runs approximately 25 miles, connecting the cities of Long Beach and Duarte. The freeway primarily serves as a north-south route, facilitating travel through the Los Angeles County area. I-605 intersects with several other major highways, including Interstate 10 and Interstate 210. It is an important corridor for commuters and freight transport, providing access to various neighborhoods and commercial areas. The freeway is known for its scenic views, particularly as it passes through the San Gabriel Valley.