- layermap.com williamson-tunnels-199774The tunnels were built by Joseph Williamson, a wealthy tobacco merchant, who employed hundreds of men to dig the tunnels in the early 1800s.
- en.advisor.travel poi/Williamson-Tunnels-7171The Williamson Tunnels consist of a labyrinth of tunnels in the Edge Hill area of Liverpool, England (grid reference SJ362902)...
- nmrs.org.uk announcement/williamsons-tunnels/“The Friends of Williamson’s Tunnels” have been able to unearth only a minute part of Williamson’s underground kingdom; but are full of plans for future...
- liverpoolecho.co.uk news/liverpool-news/…A significant milestone has been reached in the mammoth effort to excavate and clear the underground labyrinth known as Williamson’s Tunnels.
- tardis.wiki wiki/Williamson_TunnelsThe Williamson Tunnels were a series of tunnels beneath Liverpool, built under the direction of Joseph Williamson.
- model.icusocial.com the-mystery-of-the-williamson…This . Forgotten and neglected for 150 years after Mr. Williamson’s death in 1840, the tunnels have now been cleared, cleared and revived.
- http://rorylewis.co.uk williamson tunnels mapWilliamsons Tunnels on X: The most recently updated map of the WilliamsonsTunnels with a Google Earth overlay too.
- wiki2.org en/Williamson_TunnelsGuided tours are available at the Williamson Tunnels Heritage Centre and the Friends of Williamson's Tunnels, and volunteers continue to uncover new sections.
- commons.wikimedia.org wiki/Category:Williamson_…<nowiki>Williamson's Tunnels; Williamson Tunnels; Tunnels Williamson; labyrinth of tunnels in the Edge Hill area of Liverpool, England...
- thetrailblazer.co.uk blog/the-man-behind-…Conjecture, amended truths, and educated guesses are the best those who find Williamson and his compelling network of tunnels can do.