The typical rabelo boat, Vila Nova de Gaia, Douro river, Porto, Portugal (UNESCO WHS)
Vila Nova de Gaia, or simply Gaia is a city in Vila Nova de Gaia Municipality, Portugal. It is located in the Porto District, south of the city of Porto on the other side of the Douro River.
The city proper has a population of 178,255 and the municipality contains 24 parishes with a total population of 288,749 inhabitants, and is the most populous municipality in Norte Region. Gaia together with Porto and other 12 municipalities makes up the commonly designated Porto Metropolitan Area.
It is also well known for its "lodges" (locally known as "caves") where the world famous Port wine is stored and aged. The lodges have become a major tourist attraction.
加亚新城（葡萄牙语：Villa Nova de Gaia）是位于葡萄牙北部大区杜罗河畔的一座城市，人口约18万。
References sources : wikipedia