If you look at them long enough, clouds can take on the most fascinating and curious shapes: a polar bear wearing sunglasses, a pink elephant, or the three musketeers – in the sky, there are no limits to the imagination. This book presents a charming selection of the best, guaranteed unedited photographs from the Cloud Appreciation Society, proving that there is much to discover in the sky. Equipped with a detailed information section about clouds ("Why do they exist?", "What are they made of?"), this book is the perfect gift for both big and small cloud watchers.