The Regional Transportation District (RTD) is a public transit agency serving the Denver metropolitan area in Colorado. Established in 1969, RTD provides bus and light rail services to connect communities and facilitate transportation for residents and visitors. The agency aims to enhance mobility and reduce traffic congestion in the region. RTD operates an extensive network of routes, including over 100 bus lines and several light rail lines. The system is designed to accommodate a diverse range of passengers, from daily commuters to tourists exploring the area. RTD also offers various fare options to make public transportation accessible to everyone.