Pekanbaru is the capital city of the province of Riau, Indonesia. The city lies in the island of Sumatra, by the Siak River. It offers some tourist attractions to see, like: the Great Mosque of An-Nur, the Tuanku Tambusai Street, the Sang Nila Utama Museum, the Princess Kaca Mayang Garden, the Riau Cultural Park and the Sari Valley artificial lake.