Rusty old farm trucks, abandoned cars and other old iron can make fascinating photography subjects.
Above: “Rusty Old Farm Truck” by Edward M. Fielding – https://edward-fielding.pixels.com/featured/rusty-old-farm-truck-1335-edward-fielding.html
Mat finishes from years of slowly developing rust over years of being exposed to the elements create a beautiful patina and intriguing surface to photograph.
The play of shadows and light over the unique shapes of formed metal with chrome highlights that catch the highlights.