 The CBD is centred around 17 hectares of land, known as the Square.There are notable buildings and streets which surround this land, such as the old Post Office building (now a restaurant-cum-nightspot) and the Square Building on the corner of Main Street East and the Square (which served as the old library to the city).Surrounding The Square are several shops and restaurants, The Plaza and Downtown Shopping Centres, Palmerston North Library, Regent on Broadway, Arena Manawatu and the Rugby Museum, Te Manawa (formerly Manawatu Science Museum and Art Gallery), and Centrepoint Theatre.