Triacastela is a place on the Camino de Santiago in the province of Lugo of the Autonomous Community of Galicia and capital of Municipalities of the same name.
The name refers to the three castles, of which no remains have survived. It was founded in the 9th century by the Count Gatón del Bierzo. Aimeric Picaud it mentioned in the book as well as Jacob Arnold von Harff and Domenico Laffi in their pilgrim reports. When Picaud here ends the ninth stage, he also refers to the tradition, from the nearby limestone quarry a limestone for the construction of the Cathedral of Santiago de Compostela to carry up to the kilns in Castañeda.
- The Jacob's Church (Iglesia de Santiago) was built in the 18th century, but the reconstruction of the previous Romanesque church. It houses a figure of Jacob as an apostle.
- Pilgrim Monument in the Plaza do Concello, built in 1965.