More by Gail Herman
What Are the Winter Olympics?
Who Was E. B. White?
Who Was Coretta Scott King?
What Was the Holocaust?
Disasters!: A Who HQ Collection
The Rock Box!: A Who HQ Collection
Where Is Tornado Alley?
Where Are the Everglades?
What Was the Donner Party?
What Was the Children's Blizzard of 1888?
Where Are the Constellations?
Where Is the North Pole?
What Do We Know About Crop Circles?
Where Is the Sahara Desert?
What Do We Know About the Nazca Lines?
Where is the Bermuda Triangle?
Where Is Yellowstone?
What Is a Solar Eclipse?
What Was the Great Chicago Fire?
What Was Hurricane Katrina?