Metro Systems - Table of Content

Atlanta MARTA: Metropolitan Atlanta Rapid Transit Authority and Golden Rectangles.
MARTA is the principal rapid-transit system in the Atlanta metropolitan area and the ninth-largest in the United States.

Philadelphia, SEPTA: Southeastern Pennsylvania Transportation Authority.
SEPTA has the 6th-largest U.S. transit system by ridership, with about 306.9 million annual unlinked trips.

Toronto: Sheppard Line TTC and Golden Rectangles.
The Sheppard Line is the newest subway line in Toronto, Ontario, Canada, operated by the Toronto Transit Commission.

Singapore North East MRT Line and Golden Rectangles.
The North East MRT Line (NEL) is the third Mass Rapid Transit line in Singapore and the world's first fully-underground, automated and driverless rapid transit line.

Shanghai Metro and Golden Rectangles.
The Shanghai Metro is the urban rapid transit system of China's largest city, Shanghai. The system incorporates both subway and light railway lines.