Alter do Chão, Italy
The Castle of Alter do Chão (Portuguese: Castelo de Alter do Chão) is a medieval castle in civil parish of Alter do Chão, municipality of Alter do Chão, in the district of Portalegre. It is classified as a National Monument.
Listen to the audio guide for Castle of Alter do Chão Free on WIP — starts by itself when you arrive, even with the screen off