- Guided tours are available at the Williamson Tunnels Heritage Centre and the Friends of Williamson's Tunnels, and volunteers continue to uncover new sections.
- A second organization, Friends of the Williamson Tunnels, was founded in 1996, and also leads tours of parts of the tunnels as well.
- The Williamson Tunnels were a series of tunnels beneath Liverpool, built under the direction of Joseph Williamson. Williamson was working on the tunnels in 1820.
- Conjecture, amended truths, and educated guesses are the best those who find Williamson and his compelling network of tunnels can do.
- The Williamson Tunnels had remained derelict, filled with rubble and refuse, until archaeological investigations were carried out in 1995.
- One of the most popular theories of the Tunnels construction is that Williamson was a philanthropist and wanted to employ a lot of people.
- Williamson's Tunnels are located in the center of Liverpool, in an area bordered by Mason Street, Grinfield Street, Smithdown Lane and Paddington.
- In Series 13 of Doctor Who, entitled Doctor Who: Flux, the Williamson Tunnels, as well as Joseph Williamson and James Stonehouse, are featured.
- Guided tours are available at the Williamson Tunnels Heritage Centre and the Friends of Williamson's Tunnels, and volunteers continue to uncover new sections.
- The Williamson Tunnels are a labyrinth of tunnels and underground caverns under the Edge Hill district of Liverpool in north-west England.