Piata Trandafirilor is a lovely place to take a break. Have a picnic, wander around the grounds or just lie on the grass and close your eyes for a while.
You'll have sightseeing choices galore in Târgu Mureș. Piata Trandafirilor is an ideal place to begin here, but there are lots of other interesting sights to explore. Târgu Mureș Citadel, Memorial to Victims of the 1989 Revolution, and Synagogue of Targu Mures are near the recreation and green space and and will cap off your day nicely.