History of the World Map by Map
Knowledge Encyclopedia Human Body! (Knowledge Encyclopedias)
The Animal Book: A Visual Encyclopedia of Life on Earth
Trees, Leaves, Flowers and Seeds: A Visual Encyclopedia of the Plant Kingdom (DK Our World in Pictures)
The Elements Book: A Visual Encyclopedia of the Periodic Table
Picturepedia, Second Edition: An Encyclopedia on Every Page
History: From the Dawn of Civilization to the Present Day
Cars, Trains, Ships, and Planes: A Visual Encyclopedia of Every Vehicle
Animal!
Zoology: Inside the Secret World of Animals (Dk Smithsonian)