See what Annie and Nico can dig up on the history of oil! Join Annie and Nico as they travel through time and discover the history and importance of “black gold,” the non-renewable natural resource known as oil. Witness the rise of oil throughout history from its unique uses in ancient times to the hunt to dig up more oil as it was discovered underground in 1859. All packaged in a pocket hardcover with easily accessible facts, figures, and trivia retelling the magical history of oil from a kids perspective.