Facebook has signed a lease for 730,000 square feet at the former James A. Farley Post Office, a Midtown landmark currently being converted into a mixed-use building, Vornado Realty Trust announced Monday. In less than a year, Facebook has acquired more than 2.2 million square feet of office space on Manhattan's West Side. — 6sqft

The transformation of the historic Farley Post Office into a bright, modern transportation hub known as Moynihan Train Hall is on time and on budget for its late 2020 opening. To date, 800 people working every day have logged more than one million hours of labor, and the four, 92-foot-high skylights crowning the 225,000-square-foot LIRR and Amtrak concourse are perhaps the most stunning example of their efforts. Get an up-close look at these feats of engineering. — 6sqft

At a press conference this morning in the under-construction space, Governor Cuomo announced that major work has begun on transforming the James A. Farley Building into the state-of-the-art, 225,000-square-foot Moynihan Train Hall. Along with the news that the $1.6 billion project will create 12,000+ construction jobs and 2,500 permanent jobs, come new renderings of the station, showing more exterior views and looks at the 700,000-square-foot shopping and dining concourse. — 6sqft