Breaking The Record
When they reached a depth of 40,230 feet in 1989, they had beaten the previous record by a long shot (7.5 miles). This increased their sense of security. It is expected that they will be able to fly much higher than 44,000 feet by the end of 1990 if everything goes according to plan.
Something Down There
What made it even more remarkable was their prediction that they would reach 49,000 feet by the year 1993. Something unexpected, on the other hand, was lurking beneath the desolate tundra.