"Ilyas" is a book written by the famous Ukrainian writer Oleksandr Kopylenka. This is an exciting story about a courageous Cossack and his extraordinary adventures in a distant country. The main character, Ilyas, goes in search of a lost treasure, which he is sure he will find after great trials and dangers. This is a book filled with the spirit of adventure, friendship and courage that will enchant both young and adult readers. "Ilyas" is a book that will teach you to believe in yourself, always go to your goal and stop at nothing.