Ythan Estuary
...that the Ythan Estuary in Scotland contains the most extensive dunes formation in Europe and is also the site of a Stone Age settlement?
...that the <b id="mwBps"><a href="./Ythan_Estuary" id="mwBpw" rel="mw:WikiLink" title="Ythan Estuary">Ythan Estuary</a></b> in <a href="./Scotland" id="mwBp0" rel="mw:WikiLink" title="Scotland">Scotland</a> contains the most extensive <a href="./Dune" id="mwBp4" rel="mw:WikiLink" title="Dune">dunes</a> formation in <a href="./Europe" id="mwBp8" rel="mw:WikiLink" title="Europe">Europe</a> and is also the site of a <a href="./Stone_Age" id="mwBqA" rel="mw:WikiLink" title="Stone Age">Stone Age</a> <a class="mw-disambig" href="./Settlement" id="mwBqE" rel="mw:WikiLink" title="Settlement">settlement</a>?