Former Oktyabrsky Square, now Square. Oleg Babaeva
The name “Pentagon” – because of the fountain in the center of the square of the correct pentagonal shape that looks similar to the Pentagon – the headquarters of the US Department of Defense, the building having the shape of a regular pentagon
Date: 1980s
Place: Kremenchug, Oktyabrsky Square (now Oleg Babayev Square)
Photo from open internet sources