The lush green trees and open grassy areas suggest a temperate climate, likely in North America or Northern Europe. The gravel path and the casual atmosphere of people sitting on the grass point toward a large public park in a city. The lighting and vegetation are consistent with a mid-summer afternoon in a northern latitude. I suspect this is a major urban park, possibly in Canada or the Northeastern United States. I am somewhat confident this is a park in Toronto, Canada.

then: forward

The dense, mature deciduous trees and the specific quality of the sunlight filtering through the canopy are very characteristic of High Park in Toronto. The gravel path and the way the park is maintained align perfectly with the wooded trails found in that area. There are no road markings or signs to contradict this, and the overall peaceful, recreational vibe is a strong indicator. I am quite confident this is High Park in Toronto, Canada.

then: guess