After Lake Chelan, Lake Washington is the second largest lake in Washington state and the largest in King County. It is bordered by several cities; Seattle on the west, Bellevue and Kirkland on the east, Renton on the south, and Kenmore on the north. Mercer Island is south of the lake. Its main tributaries are Sammamish River in the far north, and Cedar River in the south. Kayaking gives this lake a special charm and you can visit the sea lions. You can also go diving. It's a spectacular place.