Gulf Garden is a natural park covering 101 hectares (250 acres) in the central region of Singapore, adjacent to the Marina Bay Reservoir.

The park consists of three seaside gardens: Bay South Garden (located in the southern part of the seaside), Bay East Garden (located in the eastern part of the seaside), and Bay Central Garden (located in the city center and Kallang). The largest garden among them is the Bay South Garden, covering 54 hectares (130 acres) and designed by Grant Associates. Its flower dome is the largest glass greenhouse in the world.