Hudson Yards is a 28-acre (11 ha) real estate development in the Hudson Yards area of Manhattan, New York City, between the Chelsea and Hell's Kitchen neighborhoods. The development sits on a platform built over the West Side Yard, a storage facility for Long Island Rail Road trains. The first of its two phases, opened in 2019, comprises a public green space and eight structures that contain residences, a hotel, office buildings, a mall, and a cultural facility. The second phase, on which construction had not started as of 2021[update], will include residential space, an office building, and a school.Photograph credit: Rhododendrites