Dannemora
a village on a lake of the same name, 24 miles N. N. E. of Upsala, in Sweden, celebrated for its iron-mines, the second richest in Sweden, which have been worked uninterruptedly for upward of three centuries.
DANNEVIRKE (Danes work), the rampart built by the Danes about 808 across Sleswick, just N. of the Eider; the scene of fighting in 1849, and razed by the Germans in 1850.