Seria is a town situated in the Belait District of Brunei Darussalam, known for its abundant oil resources and as the hub of the country's petroleum industry. Established around the 1920s following the discovery of oil, Seria's landscape is dominated by oil wells, refineries, and the infrastructure supporting the oil sector. Seria is also home to the Oil and Gas Discovery Centre, an educational facility that offers interactive displays relating to the science and engineering of petroleum extraction. Despite its industrial background, the town maintains a close-knit community vibe and provides essential amenities and recreational facilities to its residents and visitors. The Billionth Barrel Monument is a notable landmark, symbolizing the prosperity brought to the nation by its oil reserves. The coastal area near Seria offers beautiful beach vistas, particularly at sunset. Overall, Seria represents the blend of Brunei's traditional culture with its modern economic aspirations shaped by the oil industry.