Lulusar is group of mountain peaks and a lake in the Kaghan Valley in the Khyber-Pakhtunkhwa province of Pakistan. The word "sar" means "top" or "peak" in Pashto. The highest peak has a height of 11,200 ft above sea level.
Babusar Pass or Babusar Top is a mountain pass at the north of the 150 km. long Kaghan Valley connecting it via the Thak Nala with Chilas on the Karakoram Highway. It is the highest point in the Kaghan Valley that can be easily accessed by cars.