Distrito da Guarda
Guarda district is a district of Portugal belonging to the traditional province of Beira Alta. It borders on the north with the district of Bragança, on the east with Spain, on the south with the district of Castelo Branco and on the west with the district of Coimbra and with the district of Viseu. It has an area of 5 518 km² (7th largest Portuguese district) and a resident population of 168 898 inhabitants (2009). The district seat is the city with the same name.
Guarda is the only case of a Portuguese district with an exclave, due to the jamming of the parish of Guilheiro (Trancoso municipality) between the municipalities of Sernancelhe and Penedono (both in the district of Viseu).