International RUSSIA EXPO forum and exhibition. Knowledge: Pioneers marathon. Knowledge Is Power track. Olympic Champion in figure skating Roman Kostomarov.
- Author: Ramil Sitdikov
- Credit: Sputnik
- Source: host photo agency: RIA Novosti
- Original: Digital
- Media: JPEG, 3762x2560px, 5.6Mb
- Job-ID: a6374be1651ea901