An example for you: If it is 12 A.M in Eastern Standard Time, then it will be 5 A.M in Greenwich Mean Time. During the summer months, the time change results in a four hour difference between the two since the Eastern zone moves an hour forward in the spring.
The Great Black Dragon Fire -- 18 million acres. In 1987 the Great Black Dragon Fire burned three million acres in Northern China and 15 million acres in Siberia, making it the world's largest forest fire in recorded history.
Believed to be the largest fire in U.S. history, the Great Fire of 1910 burned over two days from August 21 and August 21, 1910, in the states of Washington, Idaho and Montana. An estimated three million acres of land were burned by the blaze and 87 people were killed.