- leonbritton.com williamson-tunnelsThe Friends of Williamson’s Tunnels complete examinations (counting unearthing and overview) on the site and lobbies for its assurance.
- the-elusive.uk archives/1820The Williamson Tunnels are a labyrinth of tunnels and underground caverns under the Edge Hill district of Liverpool in north-west England.
- countrylife.co.uk out-and-about/the-williamson-…There’s no map and no one yet knows how far the tunnels stretch, but, for decades, the Friends of Williamson’s Tunnels have been clearing rubble.
- tripadvisor.com.br Attraction_Review-g186337-…I admire all the volunteers who took part in the dig. You can keep the Beatles, Williamson Tunnels are the gems of Liverpool !!!
- kids.kiddle.co 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.
- chrisiles.co.uk 2017/06/20/williamsons-tunnels/It has been an enjoyable and fascinating experience whilst volunteering for the “Friends of Williamson’s Tunnels” during the last 25 years.
- hoteis.com go/england/williamsons-tunnels-…One of the most popular theories of the Tunnels’ construction is that Williamson was a philanthropist and wanted to employ a lot of people.
- tripadvisor.com.au Attraction_Review-g186337-…The Friends of Williamson's Tunnels are the custodians of two fascinating sections of Williamson’s Tunnels.
- groundsure.com liverpools-deepest-secret-the-…What are the Williamson Tunnels? Figure 1 – historic map of the Mason Street area of Edge Hill, Liverpool from 1849 at 1:1560 scale.
- amusingplanet.com 2020/06/liverpools-secret-…Photo: Friend of Williamson’s Tunnels. Joseph Williamson was a wealthy businessman, but he was not born into wealth. His father was a poor glassmaker.