Blue is a book on blue. On water. On the seas and oceans. Blue shows you shades of blue. Blue is a reflection of the universe. Blue showcases our blue planet.Blue is wonderful. Blue is majestic. Blue is blue. Different time and motion photography techniques were used to achieve the intensely beautiful blue colors of water. The reader will discover 82 beautifully blue sea and ocean photographs in different shades of blue. Water is life. Water constantly changes as everything around it changes. Winds, currents and light change constantly as we travel at 1,037 mph (1,670 km/h) or speed around the sun at about 67,000 mph (107,000 km/h).