During a military parade to celebrate the 75th anniversary of the Battle of Kursk, an old Russian T-34 performed a very unusual and unplanned trick. The tank did a barrel roll, which was accidental. The driver and the bystanders were safe during the accident.
https://twitter.com/EnglishRussia1/status/1032631432513024000
A statement was given by Russia’s TASS news agency states, “At about 12:10 on August 23 a T-34 tank rolled off the platform and capsized while being loaded on a trailer. The driver was not hurt. The repair team promptly put the tank on the trailer. The vehicle was delivered to its permanent location.”
https://twitter.com/cynicarea/status/1032592278555119616