Linn Duachaill
... that one of the best-preserved Viking settlements in Europe, Linn Duachaill, was founded at the same time as Dublin, in the 840s, and was unearthed and identified in September 2010?
... that one of the best-preserved <a class="mw-redirect" href="./Viking" id="mwHjE" rel="mw:WikiLink" title="Viking">Viking</a> settlements in Europe, <b id="mwHjI"><a href="./Linn_Duachaill" id="mwHjM" rel="mw:WikiLink" title="Linn Duachaill">Linn Duachaill</a></b>, was founded at the same time as <a href="./Dublin" id="mwHjQ" rel="mw:WikiLink" title="Dublin">Dublin</a>, in the 840s, and was unearthed and identified in <span about="#mwt108" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"Nowrap","href":"./Template:Nowrap"},"params":{"1":{"wt":"September 2010"}},"i":0}}]}' id="mwHjU" typeof="mw:Transclusion">September 2010</span>?