Knoppingholme Viaduct ...

... near Tarset, part of the abandoned Border Counties Railway. Its skewed arches are the same same design as Kielder Viaduct - a notable example of Victorian engineering.  It is a rare and the finest surviving example of the skew arch form of construction.  This required that each stone in the arches should be individually shaped in accordance with the method evolved by Peter Nicholson of Newcastle-upon-Tyne, a pioneer geometrician in this field.


And, playing on Radio Sandhoe today: Sivert Høyem - Aim For The Heart