Osaka is a large port city and a busy commercial centre on the Japanese island of Honshu, known for its modern architecture, vibrant nightlife and delicious street food. This bustling city features a number of appealing attractions, most notably its restored 16th-century Shogunate Osaka Castle, surrounded by a moat and plum, peach and cherry blossom trees. The city also boasts an impressive array of museums including the National Museum of Ethnology, the Open-Air Museum of Old Japanese Farm Houses and the Japan Folk Crafts Museum. Other must-see attractions include the Universal Studios Japan and the Expo Commemoration Park, which features the iconic Tower of the Sun.