Insight Explore Guides: pocket-sized books to inspire your on-foot exploration of top international destinations. Now with free eBook. Experience the best of Costa Rica with this indispensably practical Insight Explore Guide. From making sure you don't miss out on must-see attractions like the Arenal Volcano, to discovering hidden gems, including the remote Osa Peninsula, the easy-to-follow, ready-made walking routes will help you plan your trip, save you time, and enhance your exploration of this fascinating country.