Qolhak, also known as Gholhak, is a busy district that's home to the Gholhak subway station and many schools, including the Pharmaceutical Sciences Branch of the Islamic Azad University. There are leafy parks, some with water features and playgrounds, as well as businesses, specialty shops and the Maryam Fasihi Harandi art gallery. Relaxed cafes and fast-food eateries are set along Kolahdouz and Shariati streets.