Trowulan is an archaeological site in Trowulan Subdistrict, Mojokerto Regency, in the Indonesian province of East Java. It includes approximately 100 square kilometres and has been theorized to be the site of the eponymous capital city of the Majapahit Empire, which is described by Mpu Prapanca in the 14th-century poem Nagarakretagama and in a 15th-century Chinese source. It was razed during to the invasion of Girindrawardhana to defeat Kertabhumi in 1478. After this event Majapahit's capital was moved to Daha (Kediri). The Trowulan Museum includes a collection of artifacts.