FROM THE BACK COVER: "PAUL GROMOSIAK, A NIAGARA FALLS HISTORIAN, SPENT FOUR RECENT SUMMERS BY THE FALL ANSWERING AND RECORDING QUESTIONS FROM OVER 40,000 PEOPLE. THIS BOOK CONTAINS THE ANSWERS TO THE 100 MOST COMMONLY ASKED QUESTIONS ABOUT THE FALLS. SOME OF THOSE QUESTIONS ARE:---WHERE CAN WE GO TO LEARN MORE ABOUT THE FALLS?---IS NAGARA FALLS ONE OF THE SEVEN WONDERS OF THE WORLD?---HOW DID NIAGARA FALLS GET ITS NAME?---WHO DISCOVERED THE FALLS?---HOW OLD ARE THE FALLS?---DID NATIVE AMERICANS SACRIFICE PEOPLE BY THE FALLS?---HOW WERE THE FALLS FORMED?---WHAT ARE THE HEIGHTS OF THE FALLS?---HOW MUCH WATER GOES OVER THE FALLS?---HOW DOES THE MIST BY THE FALLS FORM?---WHAT WILL HAPPEN TO THE FALLS IN THE FUTURE?---WHY IS THE WATER GREEN?---DID THE WATER EVER NATURALL FALL OVER THE FALLS?