In pursuit of a new sense of purpose, Samantha Herbert takes on one of the world’s most challenging hikes across the island of Shikoku, trekking 1,200km in six weeks Get Travel Insider with Simon Calder. A newsletter packed with tips, deals, inspiration, and the latest travel news Get the Travel Insider newsletter with Simon Calder Get the Travel Insider newsletter with Simon Calder Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our