Brugg, CH
Altenburg Castle is a castle in the village of Altenburg bei Brugg in the municipality of Brugg in the canton of Aargau in Switzerland. The castle (the Schlössli) and the Altenburg Roman ruins, which are integrated into it, are classified as Swiss heritage site of national significance.
Listen to the audio guide for Schlösschen Altenburg Free on WIP — starts by itself when you arrive, even with the screen off