What Russian city was called Leningrad from 1924 until 1991?

Formerly Leningrad

Saint Petersburg
🙂 Correct! Additionally, Saint Petersburg was called Petrograd from 1914 to 1924.
Moscow
Oops — try again!
Novosibirsk
Nope, give it another shot!
Yekaterinburg
Guess again!
Nizhny Novgorod
Sorry, want to pick another?

What is the second-most populous country in Europe after Russia?

Germany
🙂 That’s correct — it’s Russia, then Germany. France, the United Kingdom, and Italy (3rd, 4th, and 5th as of 2015) have similarly-sized populations.
France
Oops — try again!
United Kingdom
Nope, give it another shot!
Italy
Guess again!
Spain
Sorry, want to pick another?

What are the five largest countries in the world, in order from first to fifth (by land area)?

Russia, Canada, United States of America, China, Brazil
🙂 You’re right! See this top 10 list of the world’s largest nations, measured in square kilometers of land area.
Russia, Canada, United States of America, China, Australia
Oops — try again! Brazil is larger than Australia.
Russia, Canada, United States of America, Brazil, China
Nope, give it another shot! China is larger than Brazil.
Russia, Canada, China, United States of America, Brazil
No, the USA is larger than China.
Canada, Russia, United States of America, China, Brazil
Sorry, Russia is larger than Canada.

What Russian Black Sea city hosted the 2014 Winter Olympics? (Answers are in Cyrillic script)

Сочи
🙂 Correct! Sochi hosted the Winter Olympics in 2014.
Анапа
Oops — try again! (Anapa)
Москва
Nope, give it another shot! (Moscow)
Саратов
Guess again! (Saratov)
Самара
Sorry, want to pick another? (Samara)