Metro Brazil, also known as MetrôRio, is the metro (subway) system serving the city of Rio de Janeiro, Brazil. It is a vital part of the city's transportation infrastructure, providing a convenient and efficient means of travel for residents and tourists alike. MetrôRio was inaugurated in 1979 and has since expanded its network, connecting various neighborhoods and key destinations within the city. It currently consists of six lines: Line 1 (Orange), Line 2 (Green), Line 4 (Yellow), Line 5 (Blue), Line 6 (Pink), and Line 7 (Red). These lines serve a wide range of areas, including popular tourist spots like Copacabana, Ipanema, and Maracanã Stadium. The metro system in Rio de Janeiro offers a reliable and cost-effective mode of transportation, helping to alleviate traffic congestion and provide a faster alternative for daily commuting. MetrôRio stations are equipped with modern amenities, including ticketing machines, escalators, elevators, and security systems to ensure passenger comfort and safety. MetrôRio has become an integral part of the city's public transportation network, contributing to the accessibility and mobility of residents and visitors, while also playing a role in enhancing sustainable transportation options in Rio de Janeiro.