The Dubai Metro is a rapid transit system in Dubai, United Arab Emirates. It opened in 2009 and is known for being one of the longest automated metro networks in the world. The system consists of two main lines, the Red Line and the Green Line, which connect key areas of the city, including shopping centers, business districts, and residential neighborhoods. The metro features modern trains that run frequently and are fully automated. It is a convenient and efficient way for residents and tourists to travel around the city, helping to reduce traffic congestion and promote public transportation use in Dubai.