Barra da Tijuca (Portuguese pronunciation: [ˈbaʁɐ dɐ tʃiˈʒukɐ]) (usually known as Barra) is an upper-class neighborhood or bairro in the West Zone of Rio de Janeiro, Brazil, located in the western portion of the city on the Atlantic Ocean. Barra is well known for its beaches, its many lakes and rivers, and its lifestyle. This neighbourhood represents 4.7% of the city population and 13% of the total area of Rio de Janeiro.