

The St. Peter and Paul's Fortress before the lights were turned off as part of the 2017 Earth Hour in St. Petersburg.
- Package: 2017 Earth Hour
- Categories: Environmental Issues
- Location: St. Petersburg, Russia
- Event date: 25.03.2017
- Date published: 26.03.2017
- Author: Mikhail Kireev
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 4694x3030px, 5.3Mb