On December 17, 1903, Orville and Wilbur Wright (Wright Brothers) flew the first successful airplane. The first flight, by Orville, was 120 feet (37 m) in 12 seconds. The next two flights covered approximately 175 feet (53 m) and 200 feet (61 m), by Wilbur and Orville respectively. If you are in the middle of building your Model Airways Wright Flyer and were looking for some more information on the topic,
here is a great video on the subject!