Lacking official permission to visit the Croatian Air Force, on April 18, 2013 the author watched the flight operations of the local 91 Zrakoplovna Baza from the visitors' terrace of Zagreb-Pleso airport. It was worth it.
Punctually shortly before half past nine – as predicted by those familiar with local customs – a MiG-21bisD taxied for take-off.
Unfortunately, the visitors' terrace was still closed at that time, so the pictures were taken through the windows of the restaurant below the terrace.
For the same reason, the pictures of the aircraft making several approaches and go-arounds were taken from outside the airfield.
When the aircraft taxied for take-off again only 40 minutes after landing, the terrace was open, offering optimal photo conditions.
To the author's great delight, the bisD was "towing" a camouflaged MiG-21UMD, of a kind that had not yet "come in front of his lens".
Both aircraft took off as a pair for a training flight, ...
... only to land after repeated approaches with go-arounds ...