The Peter and Paul Fortress in St. Petersburg before and during the Earth Hour within which the building's illumination was switched off.
- Package: Earth Hour environmental event
- Categories: Environmental Issues
- Location: St.Petersburg, Russia
- Event date: 19.03.2016
- Date published: 19.03.2016
- Author: Igor Russak
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 5052x6864px, 9.4Mb