Pools of crystal blue water, glistening waterfalls and rapid-frothed rivers are among the stunning wild-swimming spots around the world, highlighted in a new book.
The best-selling Wild Swimming series has released its latest edition, which focuses on Croatia and Slovenia.
The book highlights more than 120 of the most beautiful places to swim in the two countries, from the Mediterranean coastline of Croatia to the mesmerising waterfalls and mountain rivers of Slovenia.