Trás-os-Montes e Alto Douro Province

41°17′43.696″N 7°44′46.550″W / 41.29547111°N 7.74626389°W / 41.29547111; -7.74626389

Trás-os-Montes e Alto Douro (Portuguese pronunciation: [ˌtɾaz ˈmõtɨz i ˈaltu ˈðoɾu]) is a historical province of Portugal located in the northeastern corner of the country, known for its scenery, which includes plateaux, river valleys, mountains, and castles.