If you want to have a full view over this huge city from above, this is probably the best place to go. This is the best walking hill in Tehran and You will have a magnificent view over city of Tehran. The walking road has a mild slope which makes it suitable for walking at any age. It startes from station 0 and ends in station 1. You can walk from station 0 to station 1 in about 30 minutes. You can also use the bus service for going up or coming down.
Note: There are several small food kiosques and fastfoods along the way and at the end if the walking road. There are also facilities like bunji-jumping and paintball in the area. At the end of the walking road, the road to famous Mount Tochal starts which you can go up either on foot or by mrans of tele-cabin.
Be careful: the weather is 5-10 degree less than city center!, the place is overcrowded during weekends! Enjoy your promenade!