It looked to be a routine excavation of what was thought to be a burial mound. But beneath the mound, archaeologists from the Norwegian University of Science and Technology’s Museum of Natural History and Archaeology found something more: unusual Bronze Age petroglyphs. “We believe these are very special in a Norwegian context,” says museum researcher and project manager Anne Haug.
The excavation in Stjørdal, just north of Trondheim, was necessitated by the expansion of a gravel pit. Given that project archaeologists didn’t anticipate that the dig would be very complicated, the museum researchers dedicated just three weeks to the effort.
Petroglyphs under a cremation site
Then came the surprises. First, it turned out that mound builders had used an existing hill as a starting point - which of course saved them time and effort. The hill itself made the burial mound even larger and more monumental than it might have otherwise been.
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