The 10 most popular beaches in the UK have been shared, based on which had the most Instagram hashtag mentions per metre of beach. One part of the UK was home to a few of the most popular beaches. The study, carried out by journeyera.com, suggested the south of England had the most popular beaches. Kynance Cove in Cornwall was crowned the most popular, with 61,772 hashtag mentions, working out at 154 hashtags per metre. This was followed by ano…