The Brooklyn Museum is an art museum located in the New York City borough of Brooklyn. At 560,000 square feet (52,000 m2), the museum is New York City's third largest in physical size and holds an art collection with roughly 1.5 million works.Located near the Prospect Heights, Crown Heights, Flatbush, and Park Slope neighborhoods of Brooklyn and founded in 1895, the Beaux-Arts building, designed by McKim, Mead and White, was planned to be the largest art museum in the world.