The book includes the hiking trails in Hong Kong's outlying islands. There are routes of three levels - "e;routes for beginners"e;, "e;bold routes for experts"e;, and "e;adventurous routes for veterans"e; for the readers to select a suitable route for their travels.In each route, the author shares his personal experience in detail. There are texts and photographs to explain which place is dangerous and which place is worth appreciating.The text is added with a lot of geographical knowledge that you will need while hiking in the mountains, and there are also tips to help the hiking lovers get more satisfying experience sharing.