when was the subway system built in nyc
New York City Subway The New York City Subway is a rapid transit system owned by the City of New York and leased to the New York City Transit Authority,[13] a subsidiary agency of the state-run Metropolitan Transportation Authority (MTA).[14] Opened in 1904, the New York City Subway is one of the world's oldest public transit systems, one of the world's most used metro systems, and the metro system with the most stations.[15] It offers service 24 hours per day on every day of the year, though some routes may operate only part-time.[16]
London Underground The world's first underground railway, the Metropolitan Railway, which opened in 1863, is now part of the Circle, Hammersmith & City and Metropolitan lines; the first line to operate underground electric traction trains, the City & South London Railway in 1890, is now part of the Northern line.[7] The network has expanded to 11 lines, and in 2016â€“17 carried 1.379 billion passengers,[3] making it the world's 11th busiest metro system. The 11 lines collectively handle approximately 4.8 million passengers a day.[2]