- news.google.com topics/……
- pixabay.com ru/images/search/петербург/
- nur.kz leisure/interesting-facts/1956422-10-…
- konstantintz.github.io Saint-Peterburg_guide/
- the-village.ru village/city/specials/241895-15-…
- en.wikipedia.org Saint PetersburgThe name was later normalized and russified to Санкт-Петербург.[19][20][21]. A former spelling of the city's name in English was Saint Petersburgh.
- twitter.com gov_spb
- wikiway.com russia/sankt-peterburg/