Landwasser Viaduct, located near Filisur in the canton of Graubünden is a must-see for any railway enthusiast. With its curved 65m tall pillars tapering to their peak, this classic bridge construction is one of the most beautiful and photogenic landmarks of the Rheatian Railways. A short walking path will take you to nearby vantage points with stunning views of the viaduct below. For a deeper look at the area, try taking the path down the valley to the river underneath or hiking up to the Wiesner Viaduct, which can be crossed on foot and offers incredible bird's-eye views. After exploring, don't forget to take a ride on one of the UNESCO World Heritage listed Albula or Bernina routes of the scenic Rhaetian Railway. Viewpoint 46°40'50.3"N 9°40'24.5"E