Monastery Tvrdoš is located not far from Trebinje. The monastery is the seat of the Diocese of Zahumlje-Herzegovina and the coastal diocese and was built in 1509, on the foundations of a church from the 4th century.
Manastir Tvrdoš se nalazi nedaleko od Trebinja. Manastir je sjedište Zahumsko-hercegovačke i primorske eparhije i izgrađen je 1509. godine, na temeljima crkve iz IV vijeka.