Saint Petersburg, the name of which was changed to Petrograd in 1914, is located in Russia, on the Neva River. It is in the Moscow Time zone [MSK (UTC +04:00)].
North America is northwest of Saint Lucia.
The continent is North America. More specifically, Washington State, of the United States of America (USA).
North America
North America
It is not on a continent it is located between North and South America.
mount st helens isn't a continent but its in the continent north America
None, Antigua is a Caribbean island.
Saint Louis is located in North America.
Continent: North America Country: United States of America State: Washington State
He did most of his work in Asia.
Saint Lucia is a Caribbean island near the North American continent. However, it is closest to South America.
St. Peter's Basilica is in Rome, in Italy. So the answer to your question is Europe.