When were the original twin towers built?

Top of the World Observation Deck opens at Two World Trade Center (South Tower). April 1976 The Windows of the World Restaurant opens at the top of the North Tower on April 19. read more

The original Hudson Tubes, which carried PATH trains into Hudson Terminal, remained in service as elevated tunnels until 1971 when a new PATH station was built. Twin Towers. Construction work began on the North Tower in August 1968 with construction beginning on the South Tower by January 1969. read more

The twin towers were built in the borough of Manhattan [Specifically The Financial District on the following streets Church St, Liberty St, Vesey St, and West St.] in New York City, New York. read more

Construction of the World Trade Center's North Tower began in August 1968, and the South Tower in 1969. Extensive use of prefabricated components helped to speed up the construction process. The first tenants moved into the North Tower in December 1970 and into the South Tower in January 1972. read more

It featured the landmark Twin Towers, which opened on April 4, 1973, and were destroyed in 2001 during the September 11 attacks. At the time of their completion, the Twin Towers—the original 1 World Trade Center, at 1,368 feet (417 m); and 2 World Trade Center, at 1,362 feet (415.1 m)—were the tallest buildings in the world. read more