This picture shows a cast of a duckbill dinosaur's skin texture. The dinosaur was the Edmontosaurus annectens. Fossil was found in the Lance Formation of Niobrara County, Wyoming, USA. This creature existed in the late Cretaceous Period.
On display at Children's Museum of Indianapolis Dinosphere exhibit as of July 2015. The museum was founded in 1925 and consists of an approximate 44,000 square meter facility on 29 acre area site.