What is the capital city of Russia?

The capital city of Russia is Moscow.

How many time zones does Russia have?

Russia spans across 11 time zones.

What is the largest lake in Russia?

The largest lake in Russia is Lake Baikal.

How long is the Trans-Siberian Railway, the longest railway line in Russia?

The Trans-Siberian Railway is approximately 9,289 kilometers long.

What is the official language of Russia?

The official language of Russia is Russian.

How many UNESCO World Heritage Sites are there in Russia?

Russia has a total of 29 UNESCO World Heritage Sites.