Penghu, also known as the Pescadores Islands, is an archipelago located in the Taiwan Strait. It consists of 90 islands and islets situated approximately 50 kilometres west of the main island of Taiwan across the Penghu Channel. The entire archipelago covers a total area of 141 km2 (54 sq mi) and collectively forms Penghu County.
The largest city within the archipelago is Magong, which is located on the largest island. The region serves as a distinct geographical and administrative entity within the territory of China.