Washington State Route 520 is a major highway in the state of Washington, connecting the city of Seattle to Redmond. It spans approximately 12 miles and includes the iconic SR 520 Floating Bridge, which crosses Lake Washington. This route serves as a vital transportation link for commuters and travelers in the region. The highway features several interchanges and access points, facilitating connections to other major roads and neighborhoods. It is known for its scenic views of Lake Washington and the surrounding mountains, making it a popular route for both daily commuters and recreational drivers.