Traditional Culture Encyclopedia - Tourist attractions - As a mysterious country, what are the precautions for traveling there?

As a mysterious country, what are the precautions for traveling there?

North Korea is a very closed country. Although it is also taking the socialist road. But it is relatively backward. So when you travel to North Korea. Some things are forbidden to be brought into their country, and you can't take photos casually. Some electronic devices you carry with you are also forbidden to be brought into North Korea.