Tagstein Castle, which in its present form is based on the reconstruction after a fire in 1899, probably dates back to the 12-13th century and goes back to the Lords of Masein/Rialt.
Haldenstein has probably the highest density of castles out of all municipalities in Graubünden. There are no fewer than three castles within its borders.
The castle ruin in Calfreisen is considered the landmark of the village. When visiting the medieval hilltop castle, you will embark on a journey through time and certainly discover a few hidden treasures.
Around the year 1220 it becomes loud in the forests of Brienz/Brienzauls: wood is felled, stones are brought in; the large Belfort Castle is built on a rocky ridge.