Aviation Navigation Has Sure Come A Long Way Since These Giant Concrete Arrows
언어
읽기 수준
기사 듣기
Living In an era when airplanes can run on autopilot with no humans at helm, it is hard to imagine that there was once a time, not too long ago, when pilots in the USA had to navigate their way across cities using rudimentary aviation maps and . . . ginormous arrows!
이 기사의 나머지 부분을 읽고 학습 도구에 액세스하려면 등록해야합니다.
지금 학습 시작하기댓글 95개
edwardbird약 12년This news is really interesting.- Fytfytf약 12년Yeah just take a right at the giant arrow thing
- lillian약 12년it is soooooooooooo amazing but wierd
food923약 12년Nice- ???약 12년smart
- Derp약 12년Sooo coool
oldskoolpuppy약 12년cool
edmodo-ujztnbwkzx약 12년Awesome!
chandlerc약 12년So cool to see some rocks
laylam약 12년Ausome dood