North Korea and Russia have started passenger ferry service aiming to develop links and boost economic cooperation despite United Nations sanctions. <br/><br/>The first ever ferry service linking the two countries was launched today with North Korean passenger ferry docking in Russia's port city of Vladivostok for the first time. <br/><br/>The vessel will sail once a week to the port city and will carry tourists and cargo.<br/><br/>Access for the Russians is going to be easy,as being a trading economic zone, travellers will require only an invitation, and not visas.