DARJEELING: The Centre is mulling linking neighbouring countries like Bhutan, Myanmar, Bangladesh and Nepal through the railways. This was announced here today by Railway Minister Suresh Prabhu at a programme where an agreement was signed between the Indian Railways and UNESCO. "We have neighbouring countries like Bangladesh, Bhutan, Myanmar and Nepal. We have a very cordial relationship with them. We want to increase railway connectivity with these countries. We are trying to develop it," Prabhu told reporters.