The population is concentrated in the south-east corner, which includes the capital Brisbane, Ipswich, Logan City, and the Gold Coast and Sunshine Coast. Other major regional centres include Cairns, Townsville, Mackay, Rockhampton, Bundaberg, Toowoomba, and Mount Isa. Queensland is often nicknamed the Sunshine State, since it enjoys warm weather and a sizable portion of the state is in the tropics.