Orvieto is a town in the region of Umbria, in central Italy. It is located about 70 kilometers north of Rome, and has a population of about 23,000 people. Orvieto is known for its rich history and cultural heritage, and is home to many famous works of art and architecture. The town is most famous for its cathedral, the Duomo di Orvieto, which is a UNESCO World Heritage Site. The cathedral is known for its beautiful Gothic architecture and its many works of art, including a famous fresco by Luca Signorelli. In addition to its historical and cultural attractions, Orvieto is also a popular destination for outdoor activities, with many hiking and biking trails in the surrounding area. The town is also known for its wine, and is home to many vineyards and wineries.