Participants in the international ecological action "Earth Hour" light a lantern on Palace Square in St. Petersburg.
- Categories: Environmental Issues
- Location: St. Petersburg, Russia
- Event date: 31.03.2012
- Date published: 31.03.2012
- Author: Alexei Danichev
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 3264x4746px, 2Mb