This is the tour extraordinaire as featured in the Daily Telegraph, Manchester Evening News and on Granada Reports. We leave the bright lights of the city to go down, down, deeper and down into the very bowels of Manchester. Mind that skeleton!

* Booking only at www.quaytickets.com (0843 208 0500).

* Bring a torch and stout footwear.

* See “Walks & tours” section for more information.