Attinghausen Castle is a ruined medieval castle in the municipality of Attinghausen in the canton of Uri in Switzerland. It is a Swiss heritage site of national significance.
Wikipedia https://en.wikipedia.org/wiki/Attinghausen_Castle
Address 7 Schulhausweg, Attinghausen 6468, Switzerland
Coordinates 46°51'43.731" N 8°37'47.346" E