Møllehøj is a burial mound from the Stone Age, with a large passage-grave. It is located in Frederikssund Municipality, but has an entrance in Egedal Municipality.
Formerly called Udlejre Stenstue. Møllehøj Passage-grave is from approx. 3500 BC
The mound is 4.5 meters high and 24 meters in diameter.The chamber consists of 15 girders and 4 girders and the hallway of 8 girders and 4 girders. The chamber is 6.8 x 3.0 x 2.0 m.