Our successful series of cube-shaped books presents both quality photographs and relevant information on a number of very different subjects. Pet lovers and nature fans won't be disappointed; neither will those who enjoy trains, planes, or automobiles. Football and sports aficionados will also find something to peak their interest. It goes without saying that these highly visual titles make wonderful gifts. Recent additions to the 1001 Photo Series include travel books, among them Castles and Palaces and more natural wonders, The Earth's Treasures and Sea Mammals and Fish.