Blakshøj just outside Frederikshavn is Denmark's northernmost passage grave. The passage grave has previously been a burial chamber. It was built 5200 years ago and is still used as a burial ground in the Bronze Age more than 1400 years later.
Ancient burial mound, 4.5 m high, 8 m long and 2.20 m wide. One of the largest and most beautiful ancient relics in Denmark.