Self-guided Sightseeing Tour #4 in Kharkiv, Ukraine

The Aero L-39 Albatross is a Soviet-engined trainer and combat trainer aircraft of the Czechoslovak aircraft manufacturer Aero Vodochody. The aircraft was intended to replace the Aero L-29 Delfin aircraft. It made its first flight on November 4, 1968. In 1972, it was selected as the main trainer aircraft (STL) of the Warsaw Pact member countries. It was mass-produced until 1999. It is in service with more than 30 countries of the world.

Wikipedia: Л-39 «Альбатрос» (UK)

The Sukhoi Su-24 is a supersonic, all-weather tactical bomber developed in the Soviet Union. The aircraft has a variable-sweep wing, twin engines and a side-by-side seating arrangement for its crew of two. It was the first of the USSR's aircraft to carry an integrated digital navigation/attack system.

Wikipedia: Sukhoi Su-24 (EN)

The Tupolev Tu-141 Strizh is a Soviet reconnaissance drone that served with the Soviet Army during the late 1970s and 1980s, as well as the Ukrainian Armed Forces since 2014.

Wikipedia: Tupolev Tu-141 (EN)

The Antonov An-26 is a twin-engined turboprop civilian and military transport aircraft, designed and produced in the Soviet Union from 1969 to 1986.

Wikipedia: Antonov An-26 (EN)

The Mil Mi-2 is a small, three rotor blade Soviet-designed multi-purpose helicopter developed by the Mil Moscow Helicopter Plant designed in the early 1960s, and produced exclusively by WSK "PZL-Świdnik" in Poland. Nearly 5500 were made by the time production stopped in 1999, and it remains in service globally.

Wikipedia: Mil Mi-2 (EN)