On 15AUG15 there will be a military parade in Warsaw, Poland. The location is near the Memorial of the Unknown Soldier ( Ujazdowskich street). The parade will consist of around 700 soldiers, 160 tanks and vehicles and around 60 helicopters and airplanes.
The flying display will consist of the GROT formation (Mi-8, Mi-17, Mi-24, W-3, F-16, Su-22, Mig-29, C-130, C-295 (5x) and M-28 (4x)) and display by the Iskra and Orlik team.
The general rehearsal will take place in Warsaw two days before the event. The airbases in use are mentioned Minsk and Deblin.
Reference:
http://polska-zbrojna.pl/home/articlesh ... a-i-piknik
Additional info for Minsk: The whole Malbork unit deployed to Minsk and 10+ Su-22s. So it is hot there in many ways...