Unzen is a picturesque city located in Nagasaki, Kyushu, known for its stunning natural beauty and rich history. The city is famous for its hot springs and geothermal activity, with numerous onsens (hot spring baths) scattered throughout the area. The surrounding Unzen National Park offers breathtaking views of Mount Unzen, an active volcano, and the surrounding lush greenery. In addition to its natural attractions, Unzen is also home to a number of historical sites, including the former samurai district of Shimabara, where visitors can explore traditional Japanese architecture and learn about the area's feudal past. The city also boasts a vibrant cultural scene, with regular festivals and events celebrating local traditions and customs.