International RUSSIA EXPO forum and exhibition. Knowledge: Pioneers marathon. Knowledge Is Power track. Olympic Champion in figure skating Roman Kostomarov.
- Author: Ramil Sitdikov
- Source: host photo agency: RIA Novosti
- Credit: Sputnik
- Original: Digital
- Media: JPEG, 5760x3840px, 12.8Mb
- Job-ID: fcb7519801b890e2