The railway line into the Val Poschiavo with a gradient of 70 per mill is the highest rail link across the Alps and among the steepest narrow gauge railway lines without a rack in the world - a railway engineering feat.The centre of the authentic Puschlav holiday universe is the small town of Poschiavo whose imposing patrician houses frame a Piazza with an Italian air. One of the many architectural special features is the "Spaniolenviertel" with its colorful houses and was built by emigrants. The guesthouses in the Val Poschiavo , which is characterised by agriculture, serve a great many regional specialities.