MiG-29 Flying at 18,013 m (59,100 ft)

This is gonna trigger the flat-earthers..

They now offer rides for anyone brave enough:

http://fly-mig29.com/programms.html

(The World Altitude Record is held by Alexandr Fedotov in a MiG-25 Foxbat, the E-266M. He climbed to 37,650m (123,520 ft) on August 31st, 1977.)