First of all, you need to understand what is a time zone?

Geographic time zone - a conditional strip on the earth's surface exactly 15 ° wide

Administrative time zone - a part of the earth's surface on which, in accordance with the law, a certain official time is established

It turns out that we are talking about the administrative time zone. We will be divided by the time that is officially considered correct in each particular city or state.

Here are some interesting facts you probably didn't even know about.

India and England have a time difference of 5.5 hours. Therefore, to find out what time it is in India, the British just need to turn the clock upside down.

There is a 15 minute time zone difference between Nepal and India. This difference arose after Nepal "separated" from India. To show their independence, the people of Nepal first moved the clock forward 10 minutes, and in 1986 "added" another 5 minutes. This is a unique case

Many believe that the Japanese are the first to meet the dawn of a new day. But it is not. In Vladivostok, GMT morning comes an hour earlier than in the Japanese capital.