A 57-year-old Dutch woman, her daughter aged 25 and son aged 22 died after falling while hiking in the area around the Rochers de Naye mountain in the Swiss Alps near Montreux, police reported on Saturday. Their bodies were found some 300 metres below a steep path on Friday evening. The party had been posted as missing on Thursday. The cause of their fall is still being investigated. The son lived in the Lausanne region, while his mother and sister lived in the Netherlands. Rochers de Naye, a popular destination for hikers, reaches to 2,042 metres. A rack railway takes hikers from Lake Geneva …