Meadow landscape. a tree next to the road. the forest is on the horizon. airplane tracks in the skyMeadow landscape. A tree next to the road. The forest is on the horizon. Airplane tracks in the sky
The road among the fields on the background of sunsetThe road among the fields on the background of sunset
Lecture with formulas on the blackboard in front of studentsLecture with formulas on the blackboard in front of students