From Morocco to Mongolia and Argentina to Arctic Russia, our April issue is full of Fiona’s top new offerings and recommendations for a holiday with a difference – as well as great offers on both Arctic and Antarctic voyages.  We also have a tempting promotion for a luxury expedition cruise in the remote and rainforested islands of Borneo.  Read Fiona’s report on her stirring visit to Iceland in February among volcanoes, waterfalls, lava fields and glaciers, in search of the elusive Northern Lights.