Soldiers of the 16th Pomeranian Mechanized Division with NATO allies during TUMAK-20 exercise in Orzysz training ground, Orzysz, north Poland.
This is the first exercise in the region since 1992 in which vehicles are crossing a reservoir by swimming.
More than 1200 soldiers from five countries are involved in the manoeuvres.
EPA-EFE/Tomasz Waszczu
