
Don't insult the leaders. Don't insult the ideology. And don't judge.
These are the rules tour guides read out to Western tourists as they prepare to drive across the border into North Korea, arguably the most secretive and repressive country in the world.
Then there is the practical information. No phone signal, no internet, no cash machines.
"The North Koreans aren't robots. They have opinions, goals, and a sense of humour. And in our briefing we encourage people to listen to and understand them," says Rowan Beard, who runs Young Pioneer Tours, one of two Western companies which resumed trips to the country last week, after a five-year hiatus.

First British tourists allowed back into North Korea tell BBC what they saw
Travellers enter a mini capitalist enclave far from Pyongyang, on a tightly controlled visit.
