This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Oval pavilion by Vladimir Shukhov in Nizhny Novgorod . Oval pavilion the world's first steel tensile structure by the great Russian engineer and scientist Vladimir Shukhov in The AllRussia industrial and art exhibition in Nizhny Novgorod Vydy Vserossiyskoy vystavki goda Nizhnem Novgorode author PDold unknown Shukhov oval pavilion