Sound Transit is a public transportation agency serving the Seattle metropolitan area in Washington State. It operates a network of trains, buses, and light rail services designed to connect various cities and communities, making it easier for residents and visitors to travel throughout the region. Founded in 1993, Sound Transit aims to reduce traffic congestion and promote sustainable transportation options. Its services include the Link Light Rail, Sounder Commuter Rail, and various express bus routes, all of which help facilitate efficient commuting and support economic growth in the area.