A visitor looks through a demonstration refracting telescope in the main building of the Pulkovo Observatory.11.10.2016#2954264
A view of the territory of the Pulkovo Observatory from the roof of the main building.11.10.2016#2954259
Visitors near the point where the Pulkovo Meridian passes through the museum of the Pulkovo Observatory in St. Petersburg.11.10.2016#2954257
Europe's largest refractor (26 inches) in the Pulkovo Observatory in St. Petersburg.11.10.2016#2954254
Visitors near Europe's largest refractor (26 inches) in the Pulkovo Observatory in St. Petersburg.11.10.2016#2954253
Visitors near Europe's largest refractor (26 inches) in the Pulkovo Observatory in St. Petersburg.11.10.2016#2954252
Europe's largest refractor (26 inches) in the Pulkovo Observatory in St. Petersburg.11.10.2016#2954230