Arizona was the last continental state to enter the Union. Arizona Trivia is full of fun facts about this young state. Approximately how many rounds of golf were played in Phoenix in 2000? And what are the deepest and widest points of the Grand Canyon? (Answers: 11 million; 6,000 vertical feet, and 18 miles wide.) This book is the who, what, when, where, why, and how of the Grand Canyon State.