- What is the highest a plane has ever flown?
- Why is it forbidden to fly over Disneyland?
- How many hours can a pilot fly per day?
- Why do jets fly at 35000 feet?
- How high can humans breathe?
- Can you breathe at 38000 feet?
- How cold is it at 37000 feet?
- How Low Can planes fly over my house?
- Why can’t planes fly over Messi’s house?
- At what height is it hard to breathe?
- Can you stand on a plane wing?
- Is there oxygen at 35000 feet?
- Can you breathe 30000 feet?
- Do planes fly over Everest?
- How cold is the air at 35000 feet?
- Why can’t planes fly over the Pacific?
- Can a human survive at 37000 feet?
- What happens if a plane flies too high?
- Why is it forbidden to fly over the Taj Mahal?
- Do planes eject toilet waste?
- Can planes fly at 50000 feet?
What is the highest a plane has ever flown?