20 cool facts about Peter, that we did not know

The site says: if you do not adore Saint Petersburg, then you just were not there! We gathered two dozen of cool facts about St. Petersburg, many of which are unknown even to local. < 1.
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3. In the most common version of the word "Gopnik" traces its etymology from the abbreviation GOP
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12. In the US there are 15 cities with the name St. Petersburg.
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18. In St. Petersburg metro is the deepest in the world.
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via factroom.ru