In October 2007 ground-penetrating radar (GPR) measurements conducted by the archaeological prospection unit of the Swedish Central National Heritage Board on behalf of Vestfold County Administration led to the discovery of the buried remains of two pre-historic hall buildings, the first substantial building remains discovered in the vicinity of Borre.Kongsgård funnet i Borre, 2007-12-05 NorwegianFant Kongsgården på Borre, Aftenposten, 2007-12-05 Norwegian
