<a href="//commons.wikimedia.org/wiki/Category:Mallaskatu_Road_Tunnel" title="Category:Mallaskatu Road Tunnel">Mallaskatu Road Tunnel</a>
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Foto Roos</div>
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Finna: <a rel="nofollow" class="external text" href="https://finna.fi/Record/hkm.HKMS000005:km0000pfiv">Mallaskadun tunneli</a>