Tourists are allowed into North Korea only on organised tours closely monitored by the state.

BBC: On holiday in North Korea

As there are no organised tours to Haiti from the Dominican Republic, and very few taxi drivers willing to take the risk, finding a well-disposed man-with-a-van in Santo Domingo was like pulling teeth.

BBC: Haiti's Sans-Souci Palace : A journey to the past

"I've put a cross through them, " he said in a media conference organised by Tours to announce his decision to remain with them until June.

BBC: Giroud gives up on Celtic switch

The majority of the tours will be organised for schools and educational groups.

BBC: Hunterston and Torness nuclear plants reopen to public

The event, which runs on the first Thursday of the month, is organised by history-themed operator Forbidden Vancouver, which also runs additional guided tours around the city.

BBC: Risqu�� tour reveals yesteryear Vancouver