Over the years, a particular focus has been placed on aviation safety improvements. Many of these improvements have come to be thanks to the lessons learned from past crashes.
Numerous airlines on Tuesday morning were forced to cancel hundreds of flights to and from Scotland and several other regions as the latest volcanic ash crisis continued to intensify.
High above Terminal Four at Kennedy Airport looms one of the world's tallest control towers and a bustling nerve center that very few people ever get to see. Aspiring air traffic controller Luke Wasiak takes an unforgettable tour.