Lucrezia Millarini travels to the Spanish island of Ibiza to find out how they might be able to welcome back British tourists this summer. Steve Scott travels to Qatar to see why the falcon continues to be the most highly prized and looked-after bird in the Gulf. Plus, Rageh Omaar is in Montenegro, home to some of Europe's last free-flowing bodies of water, to find out if small hydropower plants that promise cleaner energy also be polluting the pristine waterways of this Balkan state.